diff --git a/lisp/forms.el b/lisp/forms.el
index c0b48fd3b63..b068352e6eb 100644
--- a/lisp/forms.el
+++ b/lisp/forms.el
@@ -593,7 +593,7 @@ Commands:                        Equivalent keys in read-only mode:
         ;; set-visited-file-name from calling set-auto-mode, which
         ;; might kill all local variables and set forms-file nil,
         ;; which will then barf in find-file-noselect below.  This can
-        ;; hapen when the user sets the default major mode that is
+        ;; happen when the user sets the default major mode that is
         ;; different from the Fundamental mode.
         (let (change-major-mode-with-file-name)
           (set-visited-file-name nil))
diff --git a/lisp/progmodes/cc-defs.el b/lisp/progmodes/cc-defs.el
index 3b9f44e55a0..f458904c87a 100644
--- a/lisp/progmodes/cc-defs.el
+++ b/lisp/progmodes/cc-defs.el
@@ -1407,7 +1407,7 @@ been put there by c-put-char-property.  POINT remains unchanged."
 	 (c-state-cache-good-pos c-state-cache-good-pos)
 	 ;(c-state-nonlit-pos-cache (copy-tree c-state-nonlit-pos-cache))
 	 ;(c-state-nonlit-pos-cache-limit c-state-nonlit-pos-cache-limit)
-	 ;(c-state-semi-nonlit-pos-cache (copy-treec c-state-semi-nonlit-pos-cache))
+	 ;(c-state-semi-nonlit-pos-cache (copy-tree c-state-semi-nonlit-pos-cache))
 	 ;(c-state-semi-nonlit-pos-cache-limit c-state-semi-nonlit-pos-cache)
 	 (c-state-brace-pair-desert (copy-tree c-state-brace-pair-desert))
 	 (c-state-point-min c-state-point-min)
diff --git a/src/floatfns.c b/src/floatfns.c
index b9af03b3431..c1bd25877e3 100644
--- a/src/floatfns.c
+++ b/src/floatfns.c
@@ -3,8 +3,7 @@
 Copyright (C) 1988, 1993-1994, 1999, 2001-2016 Free Software Foundation,
 Inc.
 
-Author: Wolfgang Rupprecht (ac
-ording to ack.texi)
+Author: Wolfgang Rupprecht (according to ack.texi)
 
 This file is part of GNU Emacs.