diff --git a/ckan/config/environment.py b/ckan/config/environment.py
index 8d42f4bedef..d5cf0493bcd 100644
--- a/ckan/config/environment.py
+++ b/ckan/config/environment.py
@@ -30,12 +30,12 @@ class _Helpers(object):
     def __init__(self, helpers, restrict=True):
         functions = {}
         allowed = helpers.__allowed_functions__
-        # list of functions due to be depreciated
-        self.depreciated = []
+        # list of functions due to be deprecated
+        self.deprecated = []
 
         for helper in dir(helpers):
             if helper not in allowed:
-                self.depreciated.append(helper)
+                self.deprecated.append(helper)
                 if restrict:
                     continue
             functions[helper] = getattr(helpers, helper)
@@ -63,14 +63,14 @@ def null_function(cls, *args, **kw):
     def __getattr__(self, name):
         ''' return the function/object requested '''
         if name in self.functions:
-            if name in self.depreciated:
-                msg = 'Template helper function `%s` is depriciated' % name
+            if name in self.deprecated:
+                msg = 'Template helper function `%s` is deprecated' % name
                 self.log.warn(msg)
             return self.functions[name]
         else:
-            if name in self.depreciated:
+            if name in self.deprecated:
                 msg = 'Template helper function `%s` is not available ' \
-                      'as it has been depriciated.\nYou can enable it ' \
+                      'as it has been deprecated.\nYou can enable it ' \
                       'by setting ckan.restrict_template_vars = true ' \
                       'in your .ini file.' % name
                 self.log.critical(msg)
diff --git a/ckan/lib/helpers.py b/ckan/lib/helpers.py
index 92c40a69621..cc33ad92c50 100644
--- a/ckan/lib/helpers.py
+++ b/ckan/lib/helpers.py
@@ -254,7 +254,7 @@ def are_there_flash_messages():
 
 def nav_link(*args, **kwargs):
     # nav_link() used to need c passing as the first arg
-    # this is depriciated as pointless
+    # this is deprecated as pointless
     # throws error if ckan.restrict_template_vars is True
     # When we move to strict helpers then this should be removed as a wrapper
     if len(args) > 2 or (len(args) > 1 and 'controller' in kwargs):
@@ -277,7 +277,7 @@ def _nav_link(text, controller, **kwargs):
 
 def nav_named_link(*args, **kwargs):
     # subnav_link() used to need c passing as the first arg
-    # this is depriciated as pointless
+    # this is deprecated as pointless
     # throws error if ckan.restrict_template_vars is True
     # When we move to strict helpers then this should be removed as a wrapper
     if len(args) > 3 or (len(args) > 0 and 'text' in kwargs) or \
@@ -298,7 +298,7 @@ def _nav_named_link(text, name, **kwargs):
 
 def subnav_link(*args, **kwargs):
     # subnav_link() used to need c passing as the first arg
-    # this is depriciated as pointless
+    # this is deprecated as pointless
     # throws error if ckan.restrict_template_vars is True
     # When we move to strict helpers then this should be removed as a wrapper
     if len(args) > 2 or (len(args) > 1 and 'action' in kwargs):
@@ -316,7 +316,7 @@ def _subnav_link(text, action, **kwargs):
 
 def subnav_named_route(*args, **kwargs):
     # subnav_link() used to need c passing as the first arg
-    # this is depriciated as pointless
+    # this is deprecated as pointless
     # throws error if ckan.restrict_template_vars is True
     # When we move to strict helpers then this should be removed as a wrapper
     if len(args) > 2 or (len(args) > 0 and 'text' in kwargs) or \
@@ -373,7 +373,7 @@ def facet_items(*args, **kwargs):
     """
     _log.warning('Deprecated function: ckan.lib.helpers:facet_items().  Will be removed in v1.8')
     # facet_items() used to need c passing as the first arg
-    # this is depriciated as pointless
+    # this is deprecated as pointless
     # throws error if ckan.restrict_template_vars is True
     # When we move to strict helpers then this should be removed as a wrapper
     if len(args) > 2 or (len(args) > 0 and 'name' in kwargs) or (len(args) > 1 and 'limit' in kwargs):
@@ -724,7 +724,7 @@ def dump_json(obj, **kw):
 
 def auto_log_message(*args):
     # auto_log_message() used to need c passing as the first arg
-    # this is depriciated as pointless
+    # this is deprecated as pointless
     # throws error if ckan.restrict_template_vars is True
     # When we move to strict helpers then this should be removed as a wrapper
     if len(args) and asbool(config.get('ckan.restrict_template_vars', 'false')):
@@ -811,7 +811,7 @@ def process_names(items):
            'default_group_type',
            'facet_items',
            'facet_title',
-         #  am_authorized, # depreciated
+         #  am_authorized, # deprecated
            'check_access',
            'linked_user',
            'linked_authorization_group',
diff --git a/ckan/logic/__init__.py b/ckan/logic/__init__.py
index 30cd4ae7983..fa37d8a7d41 100644
--- a/ckan/logic/__init__.py
+++ b/ckan/logic/__init__.py
@@ -227,7 +227,7 @@ def get_action(action):
 
 def get_or_bust(data_dict, keys):
     '''Try and get values from dictionary and if they are not there
-    raise a validataion error.
+    raise a validation error.
 
     data_dict: a dictionary
     keys: either a single string key in which case will return a single value,
diff --git a/doc/configuration.rst b/doc/configuration.rst
index 0ac49fbadad..7bcc74701e3 100644
--- a/doc/configuration.rst
+++ b/doc/configuration.rst
@@ -673,7 +673,7 @@ This is a directory where SQL database backups are to be written, assuming a scr
 
 
 
-Compatability
+Compatibility
 -------------
 
 .. index::