[2.7] Fix typos in multiple `.rst` files (GH-1668) (#1707)

diff --git a/Doc/c-api/exceptions.rst b/Doc/c-api/exceptions.rst
index d9e3333..db302d8 100644
--- a/Doc/c-api/exceptions.rst
+++ b/Doc/c-api/exceptions.rst
@@ -290,7 +290,7 @@
    :c:data:`PyExc_Warning` is a subclass of :c:data:`PyExc_Exception`;
    the default warning category is :c:data:`PyExc_RuntimeWarning`. The standard
    Python warning categories are available as global variables whose names are
-   enumerated at :ref:`standarwarningcategories`.
+   enumerated at :ref:`standardwarningcategories`.
 
    For information about warning control, see the documentation for the
    :mod:`warnings` module and the :option:`-W` option in the command line
@@ -665,7 +665,7 @@
    Only defined on VMS; protect code that uses this by testing that the
    preprocessor macro ``__VMS`` is defined.
 
-.. _standarwarningcategories:
+.. _standardwarningcategories:
 
 Standard Warning Categories
 ===========================
@@ -678,7 +678,7 @@
 .. index::
    single: PyExc_Warning
    single: PyExc_BytesWarning
-   single: PyExc_DepricationWarning
+   single: PyExc_DeprecationWarning
    single: PyExc_FutureWarning
    single: PyExc_ImportWarning
    single: PyExc_PendingDeprecationWarning
@@ -700,7 +700,7 @@
 +------------------------------------------+---------------------------------+----------+
 | :c:data:`PyExc_ImportWarning`            | :exc:`ImportWarning`            |          |
 +------------------------------------------+---------------------------------+----------+
-| :c:data:`PyExc_PendingDepricationWarning`| :exc:`PendingDeprecationWarning`|          |
+| :c:data:`PyExc_PendingDeprecationWarning`| :exc:`PendingDeprecationWarning`|          |
 +------------------------------------------+---------------------------------+----------+
 | :c:data:`PyExc_RuntimeWarning`           | :exc:`RuntimeWarning`           |          |
 +------------------------------------------+---------------------------------+----------+
diff --git a/Doc/howto/logging-cookbook.rst b/Doc/howto/logging-cookbook.rst
index 0818fda..b9b5120 100644
--- a/Doc/howto/logging-cookbook.rst
+++ b/Doc/howto/logging-cookbook.rst
@@ -814,7 +814,7 @@
 -------------------------------
 
 Although most logging messages are intended for reading by humans, and thus not
-readily machine-parseable, there might be cirumstances where you want to output
+readily machine-parseable, there might be circumstances where you want to output
 messages in a structured format which *is* capable of being parsed by a program
 (without needing complex regular expressions to parse the log message). This is
 straightforward to achieve using the logging package. There are a number of
diff --git a/Doc/library/email.mime.rst b/Doc/library/email.mime.rst
index dcf7b59..5cbb4dd 100644
--- a/Doc/library/email.mime.rst
+++ b/Doc/library/email.mime.rst
@@ -210,7 +210,7 @@
 
    Unless the ``_charset`` parameter is explicitly set to ``None``, the
    MIMEText object created will have both a :mailheader:`Content-Type` header
-   with a ``charset`` parameter, and a :mailheader:`Content-Transfer-Endcoding`
+   with a ``charset`` parameter, and a :mailheader:`Content-Transfer-Encoding`
    header.  This means that a subsequent ``set_payload`` call will not result
    in an encoded payload, even if a charset is passed in the ``set_payload``
    command.  You can "reset" this behavior by deleting the
diff --git a/Doc/library/sunau.rst b/Doc/library/sunau.rst
index 5d57d4b..5bf4803 100644
--- a/Doc/library/sunau.rst
+++ b/Doc/library/sunau.rst
@@ -117,7 +117,7 @@
 
 .. method:: AU_read.getnchannels()
 
-   Returns number of audio channels (1 for mone, 2 for stereo).
+   Returns number of audio channels (1 for mono, 2 for stereo).
 
 
 .. method:: AU_read.getsampwidth()