diff --git a/configure b/configure
index 9a50ce89..d32d8a95 100644
--- a/configure
+++ b/configure
@@ -1511,7 +1511,7 @@ done
 { ac_configure_args0=; unset ac_configure_args0;}
 { ac_configure_args1=; unset ac_configure_args1;}
 
-# When interrupted or exit'd, cleanup temporary files, and complete
+# When interrupted or exited, cleanup temporary files, and complete
 # config.log.  We remove comments because anyway the quotes in there
 # would cause problems or look ugly.
 # WARNING: Use '\'' to represent an apostrophe within the trap.
diff --git a/res/mbr/mbr.S b/res/mbr/mbr.S
index dedf7ddc..746eb2b2 100644
--- a/res/mbr/mbr.S
+++ b/res/mbr/mbr.S
@@ -134,7 +134,7 @@ check_timeout:
 	cmpb ds:counter_timeout, 0x00
 	jnz  wait_for_keyboard
 
-boot_fixed_disk:		# Timeout occured => boot second bootable disk (non USB)
+boot_fixed_disk:		# Timeout occurred => boot second bootable disk (non USB)
 	call restore_rtc_vect	# Remove our RTC override
 	movb ds:partition_table, 0x81	# target we want to swap with 0x80
 	push 0x0080
diff --git a/src/dos.c b/src/dos.c
index 119d6671..84a9280a 100644
--- a/src/dos.c
+++ b/src/dos.c
@@ -154,7 +154,7 @@ static void FatDateTimeToSystemTime(PLARGE_INTEGER SystemTime, PFAT_DATETIME Fat
 	/* Fix seconds value that might get beyond the bound */
 	if (TimeFields.Second > 59) TimeFields.Second = 0;
 
-	/* Perform ceonversion to system time if possible */
+	/* Perform conversion to system time if possible */
 	if (!RtlTimeFieldsToTime(&TimeFields, SystemTime)) {
 		/* Set to default time if conversion failed */
 		SystemTime->QuadPart = 0;
@@ -280,7 +280,7 @@ static BOOL ExtractFAT(int entry, const char* path)
 	}
 
 	safe_closehandle(hFile);
-	uprintf("Succesfully wrote '%s' (%d bytes)\n", filename, filesize);
+	uprintf("Successfully wrote '%s' (%d bytes)\n", filename, filesize);
 
 	return TRUE;
 }
@@ -396,7 +396,7 @@ BOOL ExtractFreeDOS(const char* path)
 		// thus we would need to have a separate header with each file's timestamps
 
 		safe_closehandle(hFile);
-		uprintf("Succesfully wrote '%s' (%d bytes)\n", filename, res_size);
+		uprintf("Successfully wrote '%s' (%d bytes)\n", filename, res_size);
 
 		if ((i == 4) || (i == 10) || (i == 16) || (i == 22) || (i == ARRAYSIZE(res_name)-1))
 			UpdateProgress(OP_DOS, -1.0f);
diff --git a/src/dos_locale.c b/src/dos_locale.c
index b042b10b..c131ffd2 100644
--- a/src/dos_locale.c
+++ b/src/dos_locale.c
@@ -639,7 +639,7 @@ static const char* get_kb(void)
 		case 0x00000440: // Kyrgyz Cyrillic
 			return "ky";
 		case 0x00000043:
-		case 0x00000843: // Uzbek Crillic
+		case 0x00000843: // Uzbek Cyrillic
 			return "uz";
 		case 0x00000042:
 		case 0x00000442: // Turkmen
@@ -970,7 +970,7 @@ BOOL SetDOSLocale(const char* path, BOOL bFreeDOS)
 		fprintf(fd, "set PATH=.;\\;\\LOCALE\n");
 		fprintf(fd, "echo Using %s keyboard with %s codepage [%d]\n", kb_to_hr("us"), cp_to_hr(437), 437);
 		fclose(fd);
-		uprintf("Succesfully wrote 'AUTOEXEC.BAT'\n");
+		uprintf("Successfully wrote 'AUTOEXEC.BAT'\n");
 		return TRUE;
 	}
 
@@ -997,7 +997,7 @@ BOOL SetDOSLocale(const char* path, BOOL bFreeDOS)
 		bFreeDOS?"MENU ":"MENUITEM=", bFreeDOS?')':',', kb_to_hr("us"), cp_to_hr(437), 437);
 	fprintf(fd, "%s", bFreeDOS?"MENU\n12?\n":"[1]\ndevice=\\locale\\display.sys con=(ega,,1)\n[2]\n");
 	fclose(fd);
-	uprintf("Succesfully wrote 'CONFIG.SYS'\n");
+	uprintf("Successfully wrote 'CONFIG.SYS'\n");
 
 	// AUTOEXEC.BAT
 	strcpy(filename, path);
@@ -1018,7 +1018,7 @@ BOOL SetDOSLocale(const char* path, BOOL bFreeDOS)
 	fprintf(fd, "keyb %s,,\\locale\\%s\n", kb, kbdrv);
 	fprintf(fd, ":2\n");
 	fclose(fd);
-	uprintf("Succesfully wrote 'AUTOEXEC.BAT'\n");
+	uprintf("Successfully wrote 'AUTOEXEC.BAT'\n");
 
 	return TRUE;
 }
diff --git a/src/format.c b/src/format.c
index 0e407c51..f1f6eb31 100644
--- a/src/format.c
+++ b/src/format.c
@@ -243,7 +243,7 @@ static void ToValidLabel(WCHAR* name, BOOL bFAT)
 			if (name[i] == '_') j++;
 		if (i<2*j) {
 			// If the final label is mostly underscore, use the proposed label
-			uprintf("FAT label is mostly undercores. Using '%s' label instead.\n", SelectedDrive.proposed_label);
+			uprintf("FAT label is mostly underscores. Using '%s' label instead.\n", SelectedDrive.proposed_label);
 			for(i=0; SelectedDrive.proposed_label[i]!=0; i++)
 				name[i] = SelectedDrive.proposed_label[i];
 			name[i] = 0;
@@ -265,7 +265,7 @@ static void ToValidLabel(WCHAR* name, BOOL bFAT)
  * 
  * Low order word is calculated:               Volume Serial Number is:
  * Month & Day         12/26   0c1ah
- * Sec & Hundrenths    41:94   295eh               3578:1d02
+ * Sec & Hundredths    41:94   295eh               3578:1d02
  * -----
  * 3578h
  * 
@@ -387,7 +387,7 @@ static BOOL FormatFAT32(DWORD DriveIndex)
 	if (IS_ERROR(FormatStatus)) goto out;
 	if (!DeviceIoControl (hLogicalVolume, IOCTL_DISK_GET_PARTITION_INFO, NULL, 0, &piDrive,
 		sizeof(piDrive), &cbRet, NULL)) {
-		die("Failed to get parition info\n", ERROR_NOT_SUPPORTED);
+		die("Failed to get partition info\n", ERROR_NOT_SUPPORTED);
 	}
 
 	BytesPerSect = dgDrive.BytesPerSector;
@@ -493,7 +493,7 @@ static BOOL FormatFAT32(DWORD DriveIndex)
 	// Sector 6 Backup boot sector
 	// Sector 7 Backup FSInfo sector
 	// Sector 8 Backup 'more boot code'
-	// zero'd sectors upto ReservedSectCount
+	// zeroed sectors upto ReservedSectCount
 	// FAT1  ReservedSectCount to ReservedSectCount + FatSize
 	// ...
 	// FATn  ReservedSectCount to ReservedSectCount + FatSize
@@ -525,7 +525,7 @@ static BOOL FormatFAT32(DWORD DriveIndex)
 		die("This drive is too big for large FAT32 format\n", APPERR(ERROR_INVALID_VOLUME_SIZE));
 	}
 
-	// Now we're commited - print some info first
+	// Now we're committed - print some info first
 	uprintf("Size : %s %u sectors\n", SizeToHumanReadable(piDrive.PartitionLength), TotalSectors);
 	uprintf("Cluster size %d bytes, %d Bytes Per Sector\n", SectorsPerCluster*BytesPerSect, BytesPerSect);
 	uprintf("Volume ID is %x:%x\n", VolumeId>>16, VolumeId&0xffff);
@@ -534,7 +534,7 @@ static BOOL FormatFAT32(DWORD DriveIndex)
 
 	// Fix up the FSInfo sector
 	pFAT32FsInfo->dFree_Count = (UserAreaSize/SectorsPerCluster) - 1;
-	pFAT32FsInfo->dNxt_Free = 3; // clusters 0-1 resered, we used cluster 2 for the root dir
+	pFAT32FsInfo->dNxt_Free = 3; // clusters 0-1 reserved, we used cluster 2 for the root dir
 
 	uprintf("%d Free Clusters\n", pFAT32FsInfo->dFree_Count);
 	// Work out the Cluster count
@@ -560,7 +560,7 @@ static BOOL FormatFAT32(DWORD DriveIndex)
 		}
 	}
 
-	uprintf ("Initialising reserved sectors and FATs...\n");
+	uprintf ("Initializing reserved sectors and FATs...\n");
 	// Now we should write the boot sector and fsinfo twice, once at 0 and once at the backup boot sect position
 	for (i=0; i<2; i++) {
 		int SectorStart = (i==0) ? 0 : BackupBootSect;
@@ -994,7 +994,7 @@ static BOOL SetupWinPE(char drive_letter)
 			uprintf("Failed to add SetupSourceDevice in %s\n", dst);
 			goto out;
 		}
-		uprintf("Succesfully added '%s' to %s\n", setupsrcdev, dst);
+		uprintf("Successfully added '%s' to %s\n", setupsrcdev, dst);
 	}
 
 	safe_sprintf(src, sizeof(src), "%c:\\%s\\setupldr.bin", drive_letter,  basedir[index]);
@@ -1104,7 +1104,7 @@ static BOOL RemountVolume(char drive_letter)
 				uprintf("Successfully remounted %s on %s\n", &drive_guid[4], drive_name);
 			} else {
 				uprintf("Failed to remount %s on %s\n", &drive_guid[4], drive_name);
-				// This will leave the drive unaccessible and must be flagged as an error
+				// This will leave the drive inaccessible and must be flagged as an error
 				FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|APPERR(ERROR_CANT_REMOUNT_VOLUME);
 				return FALSE;
 			}
diff --git a/src/getopt/getopt.c b/src/getopt/getopt.c
index b7f26eb4..9f6b750c 100644
--- a/src/getopt/getopt.c
+++ b/src/getopt/getopt.c
@@ -668,7 +668,7 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
 	      }
 	    else if (pfound == NULL)
 	      {
-		/* First nonexact match found.  */
+		/* First inexact match found.  */
 		pfound = p;
 		indfound = option_index;
 	      }
@@ -676,7 +676,7 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
 		     || pfound->has_arg != p->has_arg
 		     || pfound->flag != p->flag
 		     || pfound->val != p->val)
-	      /* Second or later nonexact match found.  */
+	      /* Second or later inexact match found.  */
 	      ambig = 1;
 	  }
 
@@ -859,12 +859,12 @@ _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
 		}
 	      else if (pfound == NULL)
 		{
-		  /* First nonexact match found.  */
+		  /* First inexact match found.  */
 		  pfound = p;
 		  indfound = option_index;
 		}
 	      else
-		/* Second or later nonexact match found.  */
+		/* Second or later inexact match found.  */
 		ambig = 1;
 	    }
 	if (ambig && !exact)
diff --git a/src/libcdio/cdio/device.h b/src/libcdio/cdio/device.h
index 97c8a4e0..651dc98c 100644
--- a/src/libcdio/cdio/device.h
+++ b/src/libcdio/cdio/device.h
@@ -208,7 +208,7 @@ LIBCDIO_DEPRECATED(static const driver_id_t CDIO_MAX_DEVICE_DRIVER, "please use
   /**
       The following are status codes for completion of a given cdio
       operation. By design 0 is successful completion and -1 is error
-      completion. This is compatable with ioctl so those routines that
+      completion. This is compatible with ioctl so those routines that
       call ioctl can just pass the value the get back (cast as this
       enum). Also, by using negative numbers for errors, the
       enumeration values below can be used in places where a positive
@@ -267,7 +267,7 @@ LIBCDIO_DEPRECATED(static const driver_id_t CDIO_MAX_DEVICE_DRIVER, "please use
     Eject media in CD drive if there is a routine to do so. 
 
     @param p_cdio the CD object to be acted upon.
-    If the CD is ejected *p_cdio is free'd and p_cdio set to NULL.
+    If the CD is ejected *p_cdio is freed and p_cdio set to NULL.
   */
   driver_return_code_t cdio_eject_media (CdIo_t **p_cdio);
 
@@ -330,7 +330,7 @@ LIBCDIO_DEPRECATED(static const driver_id_t CDIO_MAX_DEVICE_DRIVER, "please use
 
   /**
      Get an array of device names in search_devices that have at least
-     the capabilities listed by the capabities parameter.  If
+     the capabilities listed by the capabilities parameter.  If
      search_devices is NULL, then we'll search all possible CD drives.
 
      Capabilities have two parts to them, a "filesystem" part and an
@@ -347,7 +347,7 @@ LIBCDIO_DEPRECATED(static const driver_id_t CDIO_MAX_DEVICE_DRIVER, "please use
      
      If "b_any" is set false then every capability listed in the
      analysis portion of capabilities (i.e. not the basic filesystem)
-     must be satisified. If no analysis capabilities are specified,
+     must be satisfied. If no analysis capabilities are specified,
      that's a match.
 
      If "b_any" is set true, then if any of the analysis capabilities
@@ -477,7 +477,7 @@ LIBCDIO_DEPRECATED(static const driver_id_t CDIO_MAX_DEVICE_DRIVER, "please use
   void cdio_destroy (CdIo_t *p_cdio);
 
   /**
-    Get a string decribing driver_id. 
+    Get a string describing driver_id. 
 
     @param driver_id the driver you want the description for
     @return a string of driver description
@@ -852,7 +852,7 @@ LIBCDIO_DEPRECATED(static const driver_id_t CDIO_MAX_DEVICE_DRIVER, "please use
      Set up CD-ROM for reading using the Microsoft Windows driver. The
      device_name is the some sort of device name.
 
-     NULL is returned on error or there is no Microsof Windows driver.
+     NULL is returned on error or there is no Microsoft Windows driver.
    */
   CdIo_t * cdio_open_am_win32 (const char *psz_source,
                                const char *psz_access_mode);
@@ -1016,11 +1016,11 @@ Return a list of all of the CD-ROM devices that the OS/2 driver
                                         int i_drive_speed );
 
   /**
-     Get the value associatied with key. 
+     Get the value associated with key. 
      
      @param p_cdio the CD object queried
      @param key the key to retrieve
-     @return the value associatd with "key" or NULL if p_cdio is NULL
+     @return the value associated with "key" or NULL if p_cdio is NULL
      or "key" does not exist.
   */
   const char * cdio_get_arg (const CdIo_t *p_cdio,  const char key[]);
@@ -1030,7 +1030,7 @@ Return a list of all of the CD-ROM devices that the OS/2 driver
      
      @param p_cdio the CD object to set
      @param key the key to set
-     @param value the value to assocaiate with key
+     @param value the value to associate with key
   */
   driver_return_code_t cdio_set_arg (CdIo_t *p_cdio, const char key[], 
                                      const char value[]);
diff --git a/src/libcdio/cdio/ecma_167.h b/src/libcdio/cdio/ecma_167.h
index 81a12209..9c0a11b1 100644
--- a/src/libcdio/cdio/ecma_167.h
+++ b/src/libcdio/cdio/ecma_167.h
@@ -200,7 +200,7 @@ struct vol_struct_desc_s
 
 /** Standard Identifier (ECMA 167r3 2/9.1.2) */
 
-/* The below const definitions are to faciltate debugging of the
+/* The below const definitions are to facilitate debugging of the
    values #define'd below. */
 extern const char VSD_STD_ID_BEA01[sizeof("BEA01")-1];
 extern const char VSD_STD_ID_BOOT2[sizeof("BOOT2")-1];
diff --git a/src/libcdio/cdio/iso9660.h b/src/libcdio/cdio/iso9660.h
index e52e8ebc..a826df0f 100644
--- a/src/libcdio/cdio/iso9660.h
+++ b/src/libcdio/cdio/iso9660.h
@@ -27,7 +27,7 @@
  * filesystem library; applications include this.
  *
  * See also the ISO-9660 specification. The freely available European
- * equivalant standard is called ECMA-119.
+ * equivalent standard is called ECMA-119.
 */
 
 
@@ -78,7 +78,7 @@ typedef char     dchar_t;  /*! See section 7.4.1 */
     program; things are done this way so that in a debugger one can to
     refer to the enumeration value names such as in a debugger
     expression and get something. With the more common a \#define
-    mechanism, the name/value assocation is lost at run time.
+    mechanism, the name/value association is lost at run time.
   */
 extern enum iso_enum1_s {
   ISO_PVD_SECTOR      =   16, /**< Sector of Primary Volume Descriptor. */
@@ -121,7 +121,7 @@ extern enum iso_vd_enum_s {
   ISO_VD_BOOT_RECORD   =  0,  /**< CD is bootable */
   ISO_VD_PRIMARY       =  1,  /**< Is in any ISO-9660 */
   ISO_VD_SUPPLEMENTARY =  2,  /**< Used by Joliet, for example */
-  ISO_VD_PARITION      =  3,  /**< Indicates a partition of a CD */
+  ISO_VD_PARTITION      =  3,  /**< Indicates a partition of a CD */
   ISO_VD_END           = 255
 } iso_vd_enums;
 
@@ -393,7 +393,7 @@ typedef struct iso9660_pvd_s  iso9660_pvd_t;
 /*! 
   \brief ISO-9660 Supplementary Volume Descriptor. 
 
-  This is used for Joliet Extentions and is almost the same as the
+  This is used for Joliet Extensions and is almost the same as the
   the primary descriptor but two unused fields, "unused1" and "unused3
   become "flags and "escape_sequences" respectively.
 */
@@ -437,7 +437,7 @@ struct iso9660_svd_s {
   achar_t          publisher_id[ISO_MAX_PUBLISHER_ID]; /**< 
                                                           Publisher of volume.
                                                           If the first char-
-                                                          aracter is '_' 0x5F,
+                                                          character is '_' 0x5F,
                                                           the remaining bytes
                                                           specify a file 
                                                           containing the user.
@@ -810,7 +810,7 @@ typedef struct _iso9660_s iso9660_t;
   
   /*!  
     Take psz_path and a version number and turn that into a ISO-9660
-    pathname.  (That's just the pathname followd by ";" and the version
+    pathname.  (That's just the pathname followed by ";" and the version
     number. For example, mydir/file.ext -> MYDIR/FILE.EXT;1 for version
     1. The resulting ISO-9660 pathname is returned.
   */
@@ -1115,7 +1115,7 @@ lsn_t iso9660_get_dir_extent(const iso9660_dir_t *p_idr);
   void iso9660_set_evd (void *pd);
 
   /*!
-    Return true if ISO 9660 image has extended attrributes (XA).
+    Return true if ISO 9660 image has extended attributes (XA).
   */
   bool iso9660_ifs_is_xa (const iso9660_t * p_iso);
 
diff --git a/src/libcdio/cdio/rock.h b/src/libcdio/cdio/rock.h
index 8ae66807..acad0f2c 100644
--- a/src/libcdio/cdio/rock.h
+++ b/src/libcdio/cdio/rock.h
@@ -132,7 +132,7 @@ typedef struct iso_rock_px_s {
 /*! POSIX device number, PN. A PN is mandatory if the file type
   recorded in the "PX" File Mode field for a Directory Record
   indicates a character or block device (ISO_ROCK_ISCHR |
-  ISO_ROCK_ISBLK).  This entry is ignored for other (non-Direcotry)
+  ISO_ROCK_ISBLK).  This entry is ignored for other (non-Directory)
   file types. No more than one "PN" is recorded in the System Use Area
   of a Directory Record.
 
@@ -223,7 +223,7 @@ typedef enum {
 /*! Time stamp(s) for a file. See Rock Ridge Section 4.1.6 */
 typedef struct iso_rock_tf_s {
   uint8_t flags; /**< See ISO_ROCK_TF_* bits above. */
-  uint8_t time_bytes[EMPTY_ARRAY_SIZE]; /**< A homogenious array of
+  uint8_t time_bytes[EMPTY_ARRAY_SIZE]; /**< A homogeneous array of
                                            iso9660_ltime_t or
                                            iso9660_dtime_t entries
                                            depending on flags &
@@ -269,7 +269,7 @@ typedef struct iso_extension_record_s {
 
 typedef struct iso_rock_time_s {
   bool          b_used;     /**< If true, field has been set and  is valid. 
-                               Otherwise remaning fields are meaningless. */
+                               Otherwise remaining fields are meaningless. */
   bool          b_longdate;  /**< If true date format is a iso9660_ltime_t. 
                                Otherwise date is iso9660_dtime_t */
   union 
@@ -361,7 +361,7 @@ int get_rock_ridge_filename(iso9660_dir_t * de, /*out*/ char * retname,
 */
 const char *iso9660_get_rock_attr_str(posix_mode_t st_mode);
 
-/** These variables are not used, but are defined to facilatate debugging
+/** These variables are not used, but are defined to facilitate debugging
     by letting us use enumerations values (which also correspond to 
     \#define's inside a debugged program.
  */
diff --git a/src/libcdio/cdio/track.h b/src/libcdio/cdio/track.h
index 9c665c3b..f4aee6c9 100644
--- a/src/libcdio/cdio/track.h
+++ b/src/libcdio/cdio/track.h
@@ -83,7 +83,7 @@ extern "C" {
 #define CDIO_CD_MIN_TRACK_NO  1 /**< Smallest CD track number */
 
   /*! track modes (Table 350)
-    reference: MMC-3 draft revsion - 10g
+    reference: MMC-3 draft revision - 10g
   */
   typedef enum {
     AUDIO,                      /**< 2352 byte block length */
diff --git a/src/libcdio/cdio/udf_file.h b/src/libcdio/cdio/udf_file.h
index 625e448b..3ed42807 100644
--- a/src/libcdio/cdio/udf_file.h
+++ b/src/libcdio/cdio/udf_file.h
@@ -92,7 +92,7 @@ extern "C" {
     Advances p_udf_direct to the the next directory entry in the
     pointed to by p_udf_dir. It also returns this as the value.  NULL
     is returned on reaching the end-of-file or if an error. Also
-    p_udf_dirent is free'd. If the end of is not reached the caller
+    p_udf_dirent is freed. If the end of is not reached the caller
     must call udf_dirent_free() with p_udf_dirent when done with it to 
     release resources.
   */
diff --git a/src/libcdio/cdio/utf8.h b/src/libcdio/cdio/utf8.h
index e29cc819..c7e63e1a 100644
--- a/src/libcdio/cdio/utf8.h
+++ b/src/libcdio/cdio/utf8.h
@@ -26,7 +26,7 @@
 /** \brief Opaque characterset converter
  */
 
-typedef struct cdio_charset_coverter_s cdio_charset_coverter_t;
+typedef struct cdio_charset_converter_s cdio_charset_converter_t;
 
 /** \brief Create a charset converter
  *  \param src_charset Source charset
@@ -34,7 +34,7 @@ typedef struct cdio_charset_coverter_s cdio_charset_coverter_t;
  *  \returns A newly allocated charset converter
  */
 
-cdio_charset_coverter_t *
+cdio_charset_converter_t *
 cdio_charset_converter_create(const char * src_charset,
                               const char * dst_charset);
 
@@ -42,7 +42,7 @@ cdio_charset_converter_create(const char * src_charset,
  *  \param cnv A characterset converter
  */
 
-void cdio_charset_converter_destroy(cdio_charset_coverter_t*cnv);
+void cdio_charset_converter_destroy(cdio_charset_converter_t*cnv);
 
 /** \brief Convert a string from one character set to another
  *  \param cnv A charset converter
@@ -50,13 +50,13 @@ void cdio_charset_converter_destroy(cdio_charset_coverter_t*cnv);
  *  \param src_len Length of source string
  *  \param dst Returns destination string
  *  \param dst_len If non NULL, returns the length of the destination string
- *  \returns true if conversion was sucessful, false else.
+ *  \returns true if conversion was successful, false else.
  *
  *  The destination string must be freed by the caller with free().
  *  If you pass -1 for src_len, strlen() will be used.
  */
 
-bool cdio_charset_convert(cdio_charset_coverter_t*cnv,
+bool cdio_charset_convert(cdio_charset_converter_t*cnv,
                           char * src, int src_len,
                           char ** dst, int * dst_len);
 
@@ -65,7 +65,7 @@ bool cdio_charset_convert(cdio_charset_coverter_t*cnv,
  *  \param dst Returns destination string
  *  \param dst_len If non NULL, returns the length of the destination string
  *  \param dst_charset The characterset to convert to
- *  \returns true if conversion was sucessful, false else.
+ *  \returns true if conversion was successful, false else.
  *
  *  This is a convenience function, which creates a charset converter,
  *  converts one string and destroys the charset converter.
@@ -80,7 +80,7 @@ bool cdio_charset_from_utf8(cdio_utf8_t * src, char ** dst,
  *  \param src_len Length of the source string
  *  \param dst Returns destination string (0 terminated)
  *  \param src_charset The characterset to convert from
- *  \returns true if conversion was sucessful, false else.
+ *  \returns true if conversion was successful, false else.
  *
  *  This is a convenience function, which creates a charset converter,
  *  converts one string and destroys the charset converter. If you pass -1
@@ -94,7 +94,7 @@ bool cdio_charset_to_utf8(const char *src, size_t src_len, cdio_utf8_t **dst,
 #ifdef _WIN32
 /** \brief Convert an UTF8 string to UTF-16 (allocate returned string)
  *  \param str Source string
- *  \returns NULL if the conversion was unsuccesful. Caller must free the
+ *  \returns NULL if the conversion was unsuccessful. Caller must free the
  *  returned string.
  *  This is a convenience function available on Windows platforms only.
  */
diff --git a/src/libcdio/cdio/xa.h b/src/libcdio/cdio/xa.h
index 7dc95d88..014922bf 100644
--- a/src/libcdio/cdio/xa.h
+++ b/src/libcdio/cdio/xa.h
@@ -145,7 +145,7 @@ const char *
 iso9660_get_xa_attr_str (uint16_t xa_attr);
   
 /*! 
-  Allocates and initalizes a new iso9600_xa_t variable and returns
+  Allocates and initializes a new iso9600_xa_t variable and returns
   it. The caller should free the returned result.
 
   @see iso9660_xa
diff --git a/src/libcdio/driver/_cdio_stdio.c b/src/libcdio/driver/_cdio_stdio.c
index 3912c8cd..7dde8083 100644
--- a/src/libcdio/driver/_cdio_stdio.c
+++ b/src/libcdio/driver/_cdio_stdio.c
@@ -233,7 +233,7 @@ _stdio_read(void *user_data, void *buf, size_t count)
 }
 
 /*!
-  Deallocate resources assocaited with obj. After this obj is unusable.
+  Deallocate resources associated with obj. After this obj is unusable.
 */
 void
 cdio_stdio_destroy(CdioDataSource_t *p_obj)
diff --git a/src/libcdio/driver/_cdio_stdio.h b/src/libcdio/driver/_cdio_stdio.h
index d3f805f1..e85c1f2c 100644
--- a/src/libcdio/driver/_cdio_stdio.h
+++ b/src/libcdio/driver/_cdio_stdio.h
@@ -32,7 +32,7 @@
 CdioDataSource_t * cdio_stdio_new(const char psz_path[]);
 
 /*!
-  Deallocate resources assocaited with obj. After this obj is unusable.
+  Deallocate resources associated with obj. After this obj is unusable.
 */
 void cdio_stdio_destroy(CdioDataSource_t *p_obj);
 
diff --git a/src/libcdio/driver/cdio_private.h b/src/libcdio/driver/cdio_private.h
index c3e831ea..437a656c 100644
--- a/src/libcdio/driver/cdio_private.h
+++ b/src/libcdio/driver/cdio_private.h
@@ -141,7 +141,7 @@ extern "C" {
     const char * (*get_arg) (void *p_env, const char key[]);
     
     /*!
-      Get the block size for subsequest read requests, via a SCSI MMC 
+      Get the block size for subsequent read requests, via a SCSI MMC 
       MODE_SENSE 6 command.
     */
     int (*get_blocksize) ( void *p_env );
@@ -256,7 +256,7 @@ extern "C" {
     int (*get_track_channels) ( const void *p_env, track_t i_track );
   
     /*! Return 0 if track is copy protected, 1 if not, or -1 for error
-      or -2 if not implimented (yet). Is this meaningful if not an
+      or -2 if not implemented (yet). Is this meaningful if not an
       audio track?
     */
     track_flag_t (*get_track_copy_permit) ( void *p_env, track_t i_track );
@@ -311,7 +311,7 @@ extern "C" {
     bool (*get_track_msf) ( void *p_env, track_t i_track, msf_t *p_msf );
     
     /*! Return 1 if track has pre-emphasis, 0 if not, or -1 for error
-      or -2 if not implimented (yet). Is this meaningful if not an
+      or -2 if not implemented (yet). Is this meaningful if not an
       audio track?
     */
     track_flag_t (*get_track_preemphasis) 
@@ -475,7 +475,7 @@ extern "C" {
      on a particular host. */
   extern CdIo_driver_t CdIo_driver[];
 
-  /* The last valid entry of Cdio_driver. -1 means uninitialzed. -2 
+  /* The last valid entry of Cdio_driver. -1 means uninitialized. -2 
      means some sort of error.
    */
   extern int CdIo_last_driver; 
diff --git a/src/libcdio/driver/track.c b/src/libcdio/driver/track.c
index 84f727fe..7d93ede0 100644
--- a/src/libcdio/driver/track.c
+++ b/src/libcdio/driver/track.c
@@ -164,7 +164,7 @@ cdio_get_num_tracks (const CdIo_t *p_cdio)
   }
 }
 
-/*! Find the track which contans lsn.
+/*! Find the track which contains lsn.
     CDIO_INVALID_TRACK is returned if the lsn outside of the CD or
     if there was some error.
 
diff --git a/src/libcdio/driver/utf8.c b/src/libcdio/driver/utf8.c
index 5279d063..e02a5327 100644
--- a/src/libcdio/driver/utf8.c
+++ b/src/libcdio/driver/utf8.c
@@ -116,16 +116,16 @@ FILE* fopen_utf8(const char* filename, const char* mode)
 #ifdef HAVE_JOLIET
 #ifdef HAVE_ICONV
 #include <iconv.h>
-struct cdio_charset_coverter_s
+struct cdio_charset_converter_s
   {
   iconv_t ic;
   };
 
-cdio_charset_coverter_t *
+cdio_charset_converter_t *
 cdio_charset_converter_create(const char * src_charset,
                               const char * dst_charset)
   {
-  cdio_charset_coverter_t * ret;
+  cdio_charset_converter_t * ret;
   ret = calloc(1, sizeof(*ret));
   ret->ic = iconv_open(dst_charset, src_charset);
   return ret;
@@ -158,7 +158,7 @@ static void bgav_hexdump(uint8_t * data, int len, int linebreak)
   }
 #endif
 
-void cdio_charset_converter_destroy(cdio_charset_coverter_t*cnv)
+void cdio_charset_converter_destroy(cdio_charset_converter_t*cnv)
   {
   iconv_close(cnv->ic);
   free(cnv);
@@ -246,7 +246,7 @@ do_convert(iconv_t cd, const char * src, int src_len,
   return true;
   }
 
-bool cdio_charset_convert(cdio_charset_coverter_t*cnv,
+bool cdio_charset_convert(cdio_charset_converter_t*cnv,
                           char * src, int src_len,
                           char ** dst, int * dst_len)
   {
diff --git a/src/libcdio/iso9660/iso9660.c b/src/libcdio/iso9660/iso9660.c
index 5b9d0575..448abc0e 100644
--- a/src/libcdio/iso9660/iso9660.c
+++ b/src/libcdio/iso9660/iso9660.c
@@ -1103,7 +1103,7 @@ iso9660_pathname_valid_p (const char pathname[])
 
 /*!  
   Take pathname and a version number and turn that into a ISO-9660
-  pathname.  (That's just the pathname followd by ";" and the version
+  pathname.  (That's just the pathname followed by ";" and the version
   number. For example, mydir/file.ext -> mydir/file.ext;1 for version
   1. The resulting ISO-9660 pathname is returned.
 */
diff --git a/src/libcdio/iso9660/iso9660_fs.c b/src/libcdio/iso9660/iso9660_fs.c
index 3eb06b57..7b8fbdf7 100644
--- a/src/libcdio/iso9660/iso9660_fs.c
+++ b/src/libcdio/iso9660/iso9660_fs.c
@@ -1513,7 +1513,7 @@ iso9660_ifs_find_lsn_with_path(iso9660_t *p_iso, lsn_t i_lsn,
 }
 
 /*!
-  Return true if ISO 9660 image has extended attrributes (XA).
+  Return true if ISO 9660 image has extended attributes (XA).
 */
 bool 
 iso9660_ifs_is_xa (const iso9660_t * p_iso) 
diff --git a/src/libcdio/iso9660/rock.c b/src/libcdio/iso9660/rock.c
index f83825fd..1eb6e31b 100644
--- a/src/libcdio/iso9660/rock.c
+++ b/src/libcdio/iso9660/rock.c
@@ -120,7 +120,7 @@ realloc_symlink(/*in/out*/ iso9660_stat_t *p_stat, uint8_t i_grow)
 
 /* Copy a long or short time from the iso_rock_tf_t into
    the specified field of a iso_rock_statbuf_t.
-   non-paramater variables are p_stat, rr, and cnt.
+   non-parameter variables are p_stat, rr, and cnt.
 */
 #define add_time(FLAG, TIME_FIELD)				  \
   if (rr->u.TF.flags & FLAG) {					  \
diff --git a/src/libcdio/udf/filemode.c b/src/libcdio/udf/filemode.c
index de6a6215..fc0d1a07 100644
--- a/src/libcdio/udf/filemode.c
+++ b/src/libcdio/udf/filemode.c
@@ -81,7 +81,7 @@ setst (mode_t bits, char *chars)
    'l' for symbolic links
    's' for sockets
    'p' for fifos
-   'C' for contigous data files
+   'C' for contiguous data files
    '-' for regular files
    '?' for any other file type.  */
 
diff --git a/src/libcdio/udf/udf_fs.c b/src/libcdio/udf/udf_fs.c
index 749fd882..bb4b0706 100644
--- a/src/libcdio/udf/udf_fs.c
+++ b/src/libcdio/udf/udf_fs.c
@@ -77,7 +77,7 @@ const char VSD_STD_ID_TEA01[] = {'T', 'E', 'A', '0', '1'};
 /*
  * The UDF specs are pretty clear on how each data structure is made
  * up, but not very clear on how they relate to each other.  Here is
- * the skinny... This demostrates a filesystem with one file in the
+ * the skinny... This demonstrates a filesystem with one file in the
  * root directory.  Subdirectories are treated just as normal files,
  * but they have File Id Descriptors of their children as their file
  * data.  As for the Anchor Volume Descriptor Pointer, it can exist in
@@ -220,7 +220,7 @@ udf_ff_traverse(udf_dirent_t *p_udf_dirent, char *psz_token)
 	  udf_dirent_t * p_udf_dirent3 = 
 	    udf_ff_traverse(p_udf_dirent2, next_tok);
 
-	  /* if p_udf_dirent3 is null p_udf_dirent2 is free'd. */
+	  /* if p_udf_dirent3 is null p_udf_dirent2 is freed. */
 	  return p_udf_dirent3;
 	}
       }
diff --git a/src/msvc-missing/stdint.h b/src/msvc-missing/stdint.h
index 51687f70..1914e6d9 100644
--- a/src/msvc-missing/stdint.h
+++ b/src/msvc-missing/stdint.h
@@ -228,7 +228,7 @@ typedef unsigned __int64   uintmax_t;
 
 /* 7.18.4.1  Macros for minimum-width integer constants
 
-    Accoding to Douglas Gwyn <gwyn@arl.mil>:
+    According to Douglas Gwyn <gwyn@arl.mil>:
 	"This spec was changed in ISO/IEC 9899:1999 TC1; in ISO/IEC
 	9899:1999 as initially published, the expansion was required
 	to be an integer constant of precisely matching type, which
diff --git a/src/net.c b/src/net.c
index e27c6b6f..15f10f25 100644
--- a/src/net.c
+++ b/src/net.c
@@ -314,7 +314,7 @@ BOOL DownloadFile(const char* url, const char* file, HWND hProgressDialog)
 	HttpQueryInfoA(hRequest, HTTP_QUERY_STATUS_CODE|HTTP_QUERY_FLAG_NUMBER, (LPVOID)&dwStatus, &dwSize, NULL);
 	if (dwStatus != 200) {
 		error_code = ERROR_INTERNET_ITEM_NOT_FOUND;
-		uprintf("Unable to acess file: Server status %d\n", dwStatus);
+		uprintf("Unable to access file: Server status %d\n", dwStatus);
 		goto out;
 	}
 	dwSize = sizeof(dwTotalSize);
diff --git a/src/parser.c b/src/parser.c
index d5e778e5..8d85afc5 100644
--- a/src/parser.c
+++ b/src/parser.c
@@ -90,7 +90,7 @@ static wchar_t* get_token_data_line(const wchar_t* wtoken, wchar_t* wline)
 	return (wline[r] == 0)?NULL:&wline[r];
 }
 
-// Parse a file (ANSI or UTF-8 or UTF-16) and return the data for the first occurence of 'token'
+// Parse a file (ANSI or UTF-8 or UTF-16) and return the data for the first occurrence of 'token'
 // The returned string is UTF-8 and MUST be freed by the caller
 char* get_token_data_file(const char* token, const char* filename)
 {
@@ -135,7 +135,7 @@ out:
 	return ret;
 }
 
-// Parse a buffer (ANSI or UTF-8) and return the data for the 'n'th occurence of 'token'
+// Parse a buffer (ANSI or UTF-8) and return the data for the 'n'th occurrence of 'token'
 // The returned string is UTF-8 and MUST be freed by the caller
 char* get_token_data_buffer(const char* token, unsigned int n, const char* buffer, size_t buffer_size)
 {
@@ -345,7 +345,7 @@ out:
 	if (fd_in != NULL) fclose(fd_in);
 	if (fd_out != NULL) fclose(fd_out);
 
-	// If an insertion occured, delete existing file and use the new one
+	// If an insertion occurred, delete existing file and use the new one
 	if (ret != NULL) {
 		// We're in Windows text mode => Remove CRs if requested
 		fd_in = _wfopen(wtmpname, L"rb");
@@ -375,10 +375,10 @@ out:
 	return ret;
 }
 
-// Search for a specific 'src' substring data for all occurences of 'token', and replace
+// Search for a specific 'src' substring data for all occurrences of 'token', and replace
 // it with 'rep'. File can be ANSI or UNICODE and is overwritten. Parameters are UTF-8.
 // The parsed line is of the form: [ ]token[ ]data
-// Returns a pointer to rep if replacement occured, NULL otherwise
+// Returns a pointer to rep if replacement occurred, NULL otherwise
 char* replace_in_token_data(const char* filename, const char* token, const char* src, const char* rep, BOOL dos2unix)
 {
 	const wchar_t* outmode[] = { L"w", L"w, ccs=UTF-8", L"w, ccs=UTF-16LE" };
@@ -491,7 +491,7 @@ out:
 	if (fd_in != NULL) fclose(fd_in);
 	if (fd_out != NULL) fclose(fd_out);
 
-	// If a replacement occured, delete existing file and use the new one
+	// If a replacement occurred, delete existing file and use the new one
 	if (ret != NULL) {
 		// We're in Windows text mode => Remove CRs if requested
 		fd_in = _wfopen(wtmpname, L"rb");
diff --git a/src/rufus.c b/src/rufus.c
index e8b6ecb7..25d264e1 100644
--- a/src/rufus.c
+++ b/src/rufus.c
@@ -130,7 +130,7 @@ static int64_t last_iso_blocking_status;
 /*
  * The following is used to allocate slots within the progress bar
  * 0 means unused (no operation or no progress allocated to it)
- * +n means allocate exactly n bars (n percents of the progress bar)
+ * +n means allocate exactly n bars (n percent of the progress bar)
  * -n means allocate a weighted slot of n from all remaining
  *    bars. Eg if 80 slots remain and the sum of all negative entries
  *    is 10, -4 will allocate 4/10*80 = 32 bars (32%) for OP progress
@@ -207,7 +207,7 @@ static BOOL DefineClusterSizes(void)
 	}
 
 	// FAT 32
-	// > 32GB FAT32 is not supported by MS and FormatEx but is achieved using fat32fomat
+	// > 32GB FAT32 is not supported by MS and FormatEx but is achieved using fat32format
 	// See: http://www.ridgecrop.demon.co.uk/index.htm?fat32format.htm
 	// < 32 MB FAT32 is not allowed by FormatEx, so we don't bother
 
@@ -984,7 +984,7 @@ BOOL CALLBACK ISOProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
 		UpdateWindow(hDlg);
 		return TRUE;
 	case UM_ISO_EXIT:
-		// Just hide and recentrer the dialog
+		// Just hide and recenter the dialog
 		ShowWindow(hDlg, SW_HIDE);
 		iso_op_in_progress = FALSE;
 		return TRUE;
@@ -1804,7 +1804,7 @@ static INT_PTR CALLBACK MainCallback(HWND hDlg, UINT message, WPARAM wParam, LPA
 		uprintf("\r\n");
 		GetUSBDevices(DeviceNum);
 		if (!IS_ERROR(FormatStatus)) {
-			// This is the only way to achieve instantenous progress transition to 100%
+			// This is the only way to achieve instantaneous progress transition to 100%
 			SendMessage(hProgress, PBM_SETRANGE, 0, ((MAX_PROGRESS+1)<<16) & 0xFFFF0000);
 			SendMessage(hProgress, PBM_SETPOS, (MAX_PROGRESS+1), 0);
 			SendMessage(hProgress, PBM_SETRANGE, 0, (MAX_PROGRESS<<16) & 0xFFFF0000);
diff --git a/src/rufus.rc b/src/rufus.rc
index 7a7cdbdb..9f438963 100644
--- a/src/rufus.rc
+++ b/src/rufus.rc
@@ -63,7 +63,7 @@ BEGIN
     COMBOBOX        IDC_DISK_ID,119,246,73,30,CBS_DROPDOWNLIST | NOT WS_VISIBLE | WS_VSCROLL | WS_TABSTOP
     CONTROL         "Add fixes for old BIOSes (extra partition, align, etc.)",IDC_EXTRA_PARTITION,
                     "Button",BS_AUTOCHECKBOX | WS_TABSTOP,13,235,184,10
-    CONTROL         "List fixed (non-flash) or unpartitionned USB disks",IDC_ENABLE_FIXED_DISKS,
+    CONTROL         "List fixed (non-flash) or unpartitioned USB disks",IDC_ENABLE_FIXED_DISKS,
                     "Button",BS_AUTOCHECKBOX | WS_TABSTOP,13,222,185,10
     PUSHBUTTON      "Log",IDC_LOG,62,291,18,14
 END
diff --git a/src/stdlg.c b/src/stdlg.c
index 08fb6118..ec065aa0 100644
--- a/src/stdlg.c
+++ b/src/stdlg.c
@@ -574,7 +574,7 @@ INT_PTR CALLBACK NotificationCallback(HWND hDlg, UINT message, WPARAM wParam, LP
 		}
 		return (INT_PTR)TRUE;
 	case WM_CTLCOLORSTATIC:
-		// Change the background colour for static text and icon
+		// Change the background color for static text and icon
 		SetBkMode((HDC)wParam, TRANSPARENT);
 		if ((HWND)lParam == GetDlgItem(hDlg, IDC_NOTIFICATION_LINE)) {
 			return (INT_PTR)separator_brush;
diff --git a/src/sys_types.h b/src/sys_types.h
index e99b0172..5fc37ff7 100644
--- a/src/sys_types.h
+++ b/src/sys_types.h
@@ -94,7 +94,7 @@ SysType msdos_systypes[] = {
 	{ 0x88, N_("Linux Plaintext") },
 	{ 0x8e, N_("Linux LVM") },
 	{ 0x93, N_("Amoeba") },
-	/*This guys created a seperate partition for badblocks?! */
+	/*This guys created a separate partition for badblocks?! */
 	{ 0x94, N_("Amoeba BBT") },
 	{ 0x9f, N_("BSD/OS") },
 	{ 0xa0, N_("Thinkpad Hibernation") },
diff --git a/src/syslinux.c b/src/syslinux.c
index 3f1c2a30..0b621b75 100644
--- a/src/syslinux.c
+++ b/src/syslinux.c
@@ -133,7 +133,7 @@ BOOL InstallSyslinux(DWORD drive_index, char drive_letter)
 		goto out;
 	}
 
-	uprintf("Succesfully wrote '%s'\n", ldlinux_sys);
+	uprintf("Successfully wrote '%s'\n", ldlinux_sys);
 	if (dt != DT_ISO)
 		UpdateProgress(OP_DOS, -1.0f);
 
@@ -203,7 +203,7 @@ BOOL InstallSyslinux(DWORD drive_index, char drive_letter)
 		goto out;
 	}
 
-	uprintf("Succesfully wrote Syslinux boot record\n");
+	uprintf("Successfully wrote Syslinux boot record\n");
 
 	if (dt == DT_SYSLINUX_V5) {
 		fd = fopen(ldlinux_c32, "rb");
diff --git a/src/syslinux/libinstaller/setadv.c b/src/syslinux/libinstaller/setadv.c
index 838678bd..66601f7c 100644
--- a/src/syslinux/libinstaller/setadv.c
+++ b/src/syslinux/libinstaller/setadv.c
@@ -14,7 +14,7 @@
 /*
  * setadv.c
  *
- * (Over)write a data item in the auxilliary data vector.  To
+ * (Over)write a data item in the auxiliary data vector.  To
  * delete an item, set its length to zero.
  *
  * Return 0 on success, -1 on error, and set errno.