Spelling fixes.

4 files changed, 7 insertions, 7 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 2094fdc30cc..b07a6b0d851 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -3305,7 +3305,7 @@
         outside of ignored environments.
         (tildify-build-regexp): Remove function since it is now
         incorporated in `tildify-foreach-region-outside-env' where it is
-        optimised and simplified by the use of `mapconcat'.
+        optimized and simplified by the use of `mapconcat'.
         (tildify-tildify): Return number of substitutions made so that…
         (tildify-count): …can be removed.
         (tildify-find-env): Accept a new PAIRS argument which was
@@ -3318,7 +3318,7 @@
         and instead using or.
 
         * textmodes/tildify.el (tildify-ignored-environments-alist):
-        Optimise environments regexes
+        Optimize environments regexes
 
         Each time beginning of an environment to ignore is found,
         `tildify-find-env' needs to identify regexp for the ending
@@ -3400,7 +3400,7 @@
 
         The most trivial fix would be to replace `expression' in the
         true-part of the if-statement with `aux', but instead, this commit
-        optimises `tildify-find-env' by changing it to use `mapconcat'
+        optimizes `tildify-find-env' by changing it to use `mapconcat'
         rather than open-coded while-loop.
 
 2014-06-05  Mario Lang  <mlang@delysid.org>
@@ -16622,7 +16622,7 @@
 
 2013-06-04  Alan Mackenzie  <acm@muc.de>
 
-        Remove faulty optimisation from indentation calculation.
+        Remove faulty optimization from indentation calculation.
         * progmodes/cc-engine.el (c-guess-basic-syntax): Don't calculate
         search limit based on 2000 characters back from indent-point.
 
diff --git a/lisp/org/org.el b/lisp/org/org.el
index 238f47fc1ad..05a26a80cbe 100644
--- a/lisp/org/org.el
+++ b/lisp/org/org.el
@@ -7571,7 +7571,7 @@ headline or the item and create a new headline/item with the text
 in the current line after point \(see `org-M-RET-may-split-line'
 on how to modify this behavior).
 
-With one universal prefirx argument, set the user option
+With one universal prefix argument, set the user option
 `org-insert-heading-respect-content' to t for the duration of
 the command.  This modifies the behavior described above in this
 ways: on list items and at the beginning of normal lines, force
diff --git a/lisp/progmodes/cc-engine.el b/lisp/progmodes/cc-engine.el
index d17be71a2d1..9a2531d1e99 100644
--- a/lisp/progmodes/cc-engine.el
+++ b/lisp/progmodes/cc-engine.el
@@ -5162,7 +5162,7 @@ comment at the start of cc-engine.el for more info."
     ;; Now loop, one decl spot per iteration.  We already have the first
     ;; match in `cfd-match-pos'.
     (while (progn
-             ;; Go foward over "false matches", one per iteration.
+             ;; Go forward over "false matches", one per iteration.
              (while (and
                      (< cfd-match-pos cfd-limit)
 
diff --git a/lisp/progmodes/cc-langs.el b/lisp/progmodes/cc-langs.el
index 16f1dbfc6d6..bab928ac5dd 100644
--- a/lisp/progmodes/cc-langs.el
+++ b/lisp/progmodes/cc-langs.el
@@ -1591,7 +1591,7 @@ properly."
 ;; The Emacs variables beginning-of-defun-function and end-of-defun-function
 ;; will be set so that commands like `mark-defun' and `narrow-to-defun' work
 ;; right.  In older Emacsen, the key sequences C-M-a and C-M-e are, however,
-;; bound directly to the CC Mode functions, allowing optimisation for large n.
+;; bound directly to the CC Mode functions, allowing optimization for large n.
 ;; From Emacs 23, this isn't necessary any more, since n is passed to the two
 ;; functions.
 (c-lang-defconst beginning-of-defun-function