diff --git a/README.md b/README.md
index 82543b9db4a09..264c2ad40ad31 100644
--- a/README.md
+++ b/README.md
@@ -19,9 +19,9 @@
 **pandas** is a Python package that provides fast, flexible, and expressive data
 structures designed to make working with "relational" or "labeled" data both
 easy and intuitive. It aims to be the fundamental high-level building block for
-doing practical, **real world** data analysis in Python. Additionally, it has
-the broader goal of becoming **the most powerful and flexible open source data
-analysis / manipulation tool available in any language**. It is already well on
+doing practical, **real-world** data analysis in Python. Additionally, it has
+the broader goal of becoming **the most powerful and flexible open-source data
+analysis/manipulation tool available in any language**. It is already well on
 its way towards this goal.
 
 ## Table of Contents
@@ -64,7 +64,7 @@ Here are just a few of the things that pandas does well:
     data sets
   - [**Hierarchical**][mi] labeling of axes (possible to have multiple
     labels per tick)
-  - Robust IO tools for loading data from [**flat files**][flat-files]
+  - Robust I/O tools for loading data from [**flat files**][flat-files]
     (CSV and delimited), [**Excel files**][excel], [**databases**][db],
     and saving/loading data from the ultrafast [**HDF5 format**][hdfstore]
   - [**Time series**][timeseries]-specific functionality: date range
@@ -138,7 +138,7 @@ or for installing in [development mode](https://pip.pypa.io/en/latest/cli/pip_in
 
 
 ```sh
-python -m pip install -ve . --no-build-isolation -Ceditable-verbose=true
+python -m pip install -ve . --no-build-isolation --config-settings editable-verbose=true
 ```
 
 See the full instructions for [installing from source](https://pandas.pydata.org/docs/dev/development/contributing_environment.html).
@@ -155,7 +155,7 @@ has been under active development since then.
 
 ## Getting Help
 
-For usage questions, the best place to go to is [StackOverflow](https://stackoverflow.com/questions/tagged/pandas).
+For usage questions, the best place to go to is [Stack Overflow](https://stackoverflow.com/questions/tagged/pandas).
 Further, general questions and discussions can also take place on the [pydata mailing list](https://groups.google.com/forum/?fromgroups#!forum/pydata).
 
 ## Discussion and Development
diff --git a/pandas/_config/config.py b/pandas/_config/config.py
index d42d90d44f82f..50dac1925c936 100644
--- a/pandas/_config/config.py
+++ b/pandas/_config/config.py
@@ -693,8 +693,8 @@ def _get_registered_option(key: str):
 
 def _translate_key(key: str) -> str:
     """
-    if key id deprecated and a replacement key defined, will return the
-    replacement key, otherwise returns `key` as - is
+    if `key` is deprecated and a replacement key defined, will return the
+    replacement key, otherwise returns `key` as-is
     """
     d = _get_deprecated_option(key)
     if d:
diff --git a/pandas/_version.py b/pandas/_version.py
index c5e3c16d3f773..54d5bb8c2dc91 100644
--- a/pandas/_version.py
+++ b/pandas/_version.py
@@ -581,7 +581,7 @@ def render_git_describe(pieces):
 def render_git_describe_long(pieces):
     """TAG-DISTANCE-gHEX[-dirty].
 
-    Like 'git describe --tags --dirty --always -long'.
+    Like 'git describe --tags --dirty --always --long'.
     The distance/hash is unconditional.
 
     Exceptions:
diff --git a/pandas/core/accessor.py b/pandas/core/accessor.py
index 0331c26c805b6..47cf0452bc32c 100644
--- a/pandas/core/accessor.py
+++ b/pandas/core/accessor.py
@@ -88,7 +88,7 @@ def _add_delegate_accessors(
         cls
             Class to add the methods/properties to.
         delegate
-            Class to get methods/properties and doc-strings.
+            Class to get methods/properties and docstrings.
         accessors : list of str
             List of accessors to add.
         typ : {'property', 'method'}
@@ -159,7 +159,7 @@ def delegate_names(
     Parameters
     ----------
     delegate : object
-        The class to get methods/properties & doc-strings.
+        The class to get methods/properties & docstrings.
     accessors : Sequence[str]
         List of accessor to add.
     typ : {'property', 'method'}
diff --git a/pandas/core/base.py b/pandas/core/base.py
index 7c00d3925685f..1d571df400e49 100644
--- a/pandas/core/base.py
+++ b/pandas/core/base.py
@@ -90,7 +90,7 @@
 
 class PandasObject(DirNamesMixin):
     """
-    Baseclass for various pandas objects.
+    Base class for various pandas objects.
     """
 
     # results from calls to methods decorated with cache_readonly get added to _cache
diff --git a/pandas/core/indexing.py b/pandas/core/indexing.py
index 272acf4874dae..9169f4a794192 100644
--- a/pandas/core/indexing.py
+++ b/pandas/core/indexing.py
@@ -1926,7 +1926,7 @@ def _setitem_with_indexer(self, indexer, value, name: str = "iloc") -> None:
                     labels = index.insert(len(index), key)
 
                     # We are expanding the Series/DataFrame values to match
-                    #  the length of thenew index `labels`.  GH#40096 ensure
+                    #  the length of the new index `labels`.  GH#40096 ensure
                     #  this is valid even if the index has duplicates.
                     taker = np.arange(len(index) + 1, dtype=np.intp)
                     taker[-1] = -1
diff --git a/pandas/io/api.py b/pandas/io/api.py
index 5900c94384384..0d9f38999f787 100644
--- a/pandas/io/api.py
+++ b/pandas/io/api.py
@@ -1,5 +1,5 @@
 """
-Data IO api
+Data I/O API
 """
 
 from pandas.io.clipboards import read_clipboard
diff --git a/pandas/io/common.py b/pandas/io/common.py
index 1a9e6b472463d..d7aca27aa7643 100644
--- a/pandas/io/common.py
+++ b/pandas/io/common.py
@@ -1,4 +1,4 @@
-"""Common IO api utilities"""
+"""Common I/O API utilities"""
 
 from __future__ import annotations