*: Fix spelling mistakes found by codespell

docs/CODING-STYLE.md

@@ -5,7 +5,7 @@ This document is intended to be a short description of the preferred
 coding style to be used for the GTK source code. It was strongly
 inspired by Clutter's `CODING_STYLE`.
 
-Coding style is a matter of consistency, readability and maintainance;
+Coding style is a matter of consistency, readability and maintenance;
 coding style is also completely arbitrary and a matter of taste. This
 document will use examples at the very least to provide authoritative
 and consistent answers to common questions regarding the coding style,

docs/reference/gtk/actions.md

@@ -101,7 +101,7 @@ allow use of detailed action names. This is a convenient way of specifying
 an action name and an action target with a single string.
 
 In the case that the action target is a string with no unusual characters
-(ie: only alpha-numeric, plus '-' and '.') then you can use a detailed
+(ie: only alphanumeric, plus '-' and '.') then you can use a detailed
 action name of the form "justify::left" to specify the justify action with
 a target of left.
 

docs/reference/gtk/css-overview.md

@@ -18,7 +18,7 @@ name, a state and possibly style classes. The children of each node
 are linearly ordered.
 
 Every widget has one or more of these CSS nodes, and determines their
-name, state, style classes and how they are layed out as children and
+name, state, style classes and how they are laid out as children and
 siblings in the overall node tree. The documentation for each widget
 explains what CSS nodes it has.
 

docs/reference/gtk/getting_started.md

@@ -75,7 +75,7 @@ functions, types and macros required by GTK applications.
 
 Even if GTK installs multiple header files, only the top-level `gtk/gtk.h`
 header can be directly included by third-party code. The compiler will abort
-with an error if any othe header is directly included.
+with an error if any other header is directly included.
 
 In a GTK application, the purpose of the main() function is to create a
 GtkApplication object and run it. In this example a GtkApplication pointer
@@ -205,7 +205,7 @@ variable is created to store a GtkBox, which is GTK's way of controlling
 the size and layout of buttons.
 
 The GtkBox is created with gtk_box_new() which takes a GtkOrientation
-enum as parameter. The buttons which this box will contain can either be layed
+enum as parameter. The buttons which this box will contain can either be laid
 out horizontally or vertically. This does not matter in this particular case,
 as we are dealing with only one button. After initializing box with the newly
 created GtkBox, the code adds the box widget to the window widget using

docs/reference/gtk/gtk4-update-icon-cache.xml

@@ -70,7 +70,7 @@
     <term>--force</term>
     <term>-f</term>
     <listitem><para>Overwrite an existing cache file even if it appears to be
-         uptodate.</para></listitem>
+         up-to-date.</para></listitem>
   </varlistentry>
 
   <varlistentry>

docs/reference/gtk/input-handling.md

@@ -128,7 +128,7 @@ Mnmemonics
    They are used in places where a label is associated with a control,
    and are indicated by underlining the letter in the label. As a special
    case, inside menus (i.e. inside #GtkPopoverMenu), mnemonics can be
-   trigered without the modifier.
+   triggered without the modifier.
 Key bindings
  : Key bindings are specific to individual widgets, such as Ctrl-C or
    Ctrl-V in an entry copy to or paste from the clipboard. They are only

docs/reference/gtk/migrating-3to4.md

@@ -533,7 +533,7 @@ adding children with <child> in ui files.
 The abstract base class GtkContainer for general containers has been
 removed. The former subclasses are now derived directly from GtkWidget,
 and have class-specific add() and remove() functions.
-The most noticable change is the use of gtk_box_append() or gtk_box_prepend()
+The most noticeable change is the use of gtk_box_append() or gtk_box_prepend()
 instead of gtk_container_add() for adding children to GtkBox, and the change
 to use container-specific remove functions, such as gtk_stack_remove() instead
 of gtk_container_remove(). Adding a child in a ui file with <child> still works.
@@ -671,7 +671,7 @@ gradients, just use those.
 
 GTK now supports a more versatile -gtk-icon-filter instead. Replace
 -gtk-icon-effect: dim; with -gtk-icon-filter: opacity(0.5); and
--gtk-icon-effect: hilight; with -gtk-icon-filter: brightness(1.2);.
+-gtk-icon-effect: highlight; with -gtk-icon-filter: brightness(1.2);.
 
 ### Don't use -gtk-icon-theme in your CSS
 
@@ -701,7 +701,7 @@ of connecting a handler to the #GtkWidget::draw signal.
 ### Stop using APIs to query GdkSurfaces
 
 A number of APIs for querying special-purpose windows have been removed,
-since these windows are no longer publically available:
+since these windows are no longer publicly available:
 gtk_tree_view_get_bin_window(), gtk_viewport_get_bin_window(),
 gtk_viewport_get_view_window().
 

docs/reference/gtk/question_index.md

@@ -445,7 +445,7 @@ the question you have, this list is a good place to start.
     gtk_list_store_set() and gtk_tree_store_set(), but can't read it back?
 
     Both the #GtkTreeStore and the #GtkListStore implement the #GtkTreeModel
-    interface. Consequentially, you can use any function this interface
+    interface. Consequently, you can use any function this interface
     implements. The easiest way to read a set of data back is to use
     gtk_tree_model_get().
 

docs/reference/gtk/section-accessibility.md

@@ -54,7 +54,7 @@ Each role name is part of the #GtkAccessibleRole enumeration.
 | `METER` | Represents a value within a known range | #GtkLevelBar |
 | `PROGRESS_BAR` | An element that display progress | #GtkProgressBar |
 | `RADIO` | A checkable input in a group of radio roles | #GtkRadioButton |
-| `SCROLLBAR` | A graphical object controlling the scolling of content | #GtkScrollbar |
+| `SCROLLBAR` | A graphical object controlling the scrolling of content | #GtkScrollbar |
 | `SEARCH_BOX` | A text box for entering search criteria | #GtkSearchEntry |
 | `SEPARATOR` | A divider that separates sections of content or groups of items | #GtkSeparator |
 | `SPIN_BUTTON` | A range control that allows seelcting among discrete choices | #GtkSpinButton |

docs/reference/gtk/section-tree-widget.md

@@ -128,7 +128,7 @@ GtkWidget *tree;
 tree = gtk_tree_view_new_with_model (GTK_TREE_MODEL (store));
 ```
 
-## Colums and cell renderers
+## Columns and cell renderers
 
 Once the #GtkTreeView widget has a model, it will need to know how
 to display the model. It does this with columns and cell renderers.