diff --git a/Lib/lib-tk/FileDialog.py b/Lib/lib-tk/FileDialog.py
index 74e9741..bd62c6d 100644
--- a/Lib/lib-tk/FileDialog.py
+++ b/Lib/lib-tk/FileDialog.py
@@ -36,7 +36,7 @@
     and pattern arguments, overriding the values passed in (it does
     not keep track of the default argument!).  If no key is specified,
     the dialog keeps no memory of previous state.  Note that memory is
-    kept even when the dialog is cancelled.  (All this emulates the
+    kept even when the dialog is canceled.  (All this emulates the
     behavior of the Macintosh file selection dialogs.)
 
     """
diff --git a/Lib/lib-tk/Tkdnd.py b/Lib/lib-tk/Tkdnd.py
index 0dda3b7..a4e1d1f 100644
--- a/Lib/lib-tk/Tkdnd.py
+++ b/Lib/lib-tk/Tkdnd.py
@@ -277,7 +277,7 @@
         return self
 
     def dnd_enter(self, source, event):
-        self.canvas.focus_set() # Show higlight border
+        self.canvas.focus_set() # Show highlight border
         x, y = source.where(self.canvas, event)
         x1, y1, x2, y2 = source.canvas.bbox(source.id)
         dx, dy = x2-x1, y2-y1
diff --git a/Lib/lib-tk/Tkinter.py b/Lib/lib-tk/Tkinter.py
index a70e064..63ccd1c 100644
--- a/Lib/lib-tk/Tkinter.py
+++ b/Lib/lib-tk/Tkinter.py
@@ -117,7 +117,7 @@
 					        Enter, KeyPress, KeyRelease,
 					        Leave, Motion)
 	state - state as a string (Visibility)
-	time - when the event occured
+	time - when the event occurred
 	x - x-position of the mouse
 	y - y-position of the mouse
 	x_root - x-position of the mouse on the screen
@@ -129,7 +129,7 @@
 	keysym - keysym of the the event as a string (KeyPress, KeyRelease)
 	keysym_num - keysym of the event as a number (KeyPress, KeyRelease)
 	type - type of the event as a number
-	widget - widget in which the event occured
+	widget - widget in which the event occurred
 	delta - delta of wheel movement (MouseWheel)
 	"""
 	pass
@@ -409,7 +409,7 @@
 		The focus order first goes to the next child, then to
 		the children of the child recursively and then to the
 		next sibling which is higher in the stacking order.  A
-		widget is ommited if it has the takefocus resource set
+		widget is omitted if it has the takefocus resource set
 		to 0."""
 		name = self.tk.call('tk_focusNext', self._w)
 		if not name: return None
@@ -529,7 +529,7 @@
 	def option_readfile(self, fileName, priority = None):
 		"""Read file FILENAME into the option database.
 
-		An optional second paramter gives the numeric
+		An optional second parameter gives the numeric
 		priority."""
 		self.tk.call('option', 'readfile', fileName, priority)
 	def selection_clear(self, **kw):
@@ -639,7 +639,7 @@
 		"""Return geometry string for this widget in the form "widthxheight+X+Y"."""
 		return self.tk.call('winfo', 'geometry', self._w)
 	def winfo_height(self):
-		"""Return heigth of this widget."""
+		"""Return height of this widget."""
 		return getint(
 			self.tk.call('winfo', 'height', self._w))
 	def winfo_id(self):
@@ -754,7 +754,7 @@
 		return self._nametowidget(self.tk.call(
 			'winfo', 'toplevel', self._w))
 	def winfo_viewable(self):
-		"""Return true if the widget and all its higher anchestors are mapped."""
+		"""Return true if the widget and all its higher ancestors are mapped."""
 		return getint(
 			self.tk.call('winfo', 'viewable', self._w))
 	def winfo_visual(self):
@@ -1135,7 +1135,7 @@
 		cell. If COL2 and ROW2 are given the bounding box
 		starts at that cell.
 
-		The returned integers specify the offset of the uppler left
+		The returned integers specify the offset of the upper left
 		corner in the master widget and the width and height.
 		"""
 		args = ('grid', 'bbox', self._w)
@@ -1268,7 +1268,7 @@
 
 class CallWrapper:
 	"""Internal class. Stores function to call when some user
-	defined Tcl function is called e.g. after an event occured."""
+	defined Tcl function is called e.g. after an event occurred."""
 	def __init__(self, func, subst, widget):
 		"""Store FUNC, SUBST and WIDGET as members."""
 		self.func = func
@@ -1316,7 +1316,7 @@
 	def wm_command(self, value=None):
 		"""Store VALUE in WM_COMMAND property. It is the command
 		which shall be used to invoke the application. Return current
-		commmand if VALUE is None."""
+		command if VALUE is None."""
 		return self.tk.call('wm', 'command', self._w, value)
 	command = wm_command
 	def wm_deiconify(self):
@@ -1335,7 +1335,7 @@
 		return self.tk.call('wm', 'frame', self._w)
 	frame = wm_frame
 	def wm_geometry(self, newGeometry=None):
-		"""Set geometry to NEWGEOMETRY of the form =widthxheigth+x+y. Return
+		"""Set geometry to NEWGEOMETRY of the form =widthxheight+x+y. Return
 		current value if None is given."""
 		return self.tk.call('wm', 'geometry', self._w, newGeometry)
 	geometry = wm_geometry
@@ -1623,7 +1623,7 @@
 		                  relative to width of master (1.0 is the same width
 				  as the master)
 	        relheight=amount - height of this widget between 0.0 and 1.0
-		                   relative to heigth of master (1.0 is the same
+		                   relative to height of master (1.0 is the same
 				   height as the master)
 	        bordermode="inside" or "outside" - whether to take border width of master widget
 	                                           into account
@@ -1913,12 +1913,12 @@
 				  sequence, func, add)
 	def canvasx(self, screenx, gridspacing=None):
 		"""Return the canvas x coordinate of pixel position SCREENX rounded
-		to nearest muliple of GRIDSPACING units."""
+		to nearest multiple of GRIDSPACING units."""
 		return getdouble(self.tk.call(
 			self._w, 'canvasx', screenx, gridspacing))
 	def canvasy(self, screeny, gridspacing=None):
 		"""Return the canvas y coordinate of pixel position SCREENY rounded
-		to nearest muliple of GRIDSPACING units."""
+		to nearest multiple of GRIDSPACING units."""
 		return getdouble(self.tk.call(
 			self._w, 'canvasy', screeny, gridspacing))
 	def coords(self, *args):
@@ -2609,7 +2609,7 @@
 		width, wrap, xscrollcommand, yscrollcommand."""
 		Widget.__init__(self, master, 'text', cnf, kw)
 	def bbox(self, *args):
-		"""Return a tuple of (x,y,width,heigth) which gives the bounding
+		"""Return a tuple of (x,y,width,height) which gives the bounding
 		box of the visible part of the character at the index in ARGS."""
 		return self._getints(
 			self.tk.call((self._w, 'bbox') + args)) or None
@@ -2674,7 +2674,7 @@
 		"""Return the index in the form line.char for INDEX."""
 		return self.tk.call(self._w, 'index', index)
 	def insert(self, index, chars, *args):
-		"""Insert CHARS before the charaters at INDEX. An additional
+		"""Insert CHARS before the characters at INDEX. An additional
 		tag can be given in ARGS. Additional CHARS and tags can follow in ARGS."""
 		self.tk.call((self._w, 'insert', index, chars) + args)
 	def mark_gravity(self, markName, direction=None):
@@ -2728,7 +2728,7 @@
 		self.tk.call(self._w, 'see', index)
 	def tag_add(self, tagName, index1, *args):
 		"""Add tag TAGNAME to all characters between INDEX1 and index2 in ARGS.
-		Addtional pairs of indices may follow in ARGS."""
+		Additional pairs of indices may follow in ARGS."""
 		self.tk.call(
 			(self._w, 'tag', 'add', tagName, index1) + args)
 	def tag_unbind(self, tagName, sequence, funcid=None):
diff --git a/Lib/lib-tk/tkColorChooser.py b/Lib/lib-tk/tkColorChooser.py
index 5756275..77e856b 100644
--- a/Lib/lib-tk/tkColorChooser.py
+++ b/Lib/lib-tk/tkColorChooser.py
@@ -48,7 +48,7 @@
         # to simplify application code, the color chooser returns
         # an RGB tuple together with the Tk color string
         if not result:
-            return None, None # cancelled
+            return None, None # canceled
         r, g, b = widget.winfo_rgb(result)
         return (r/256, g/256, b/256), result