diff --git a/wp-admin/custom-background.php b/wp-admin/custom-background.php
index 227341c646..67bfeb7c9f 100644
--- a/wp-admin/custom-background.php
+++ b/wp-admin/custom-background.php
@@ -99,7 +99,7 @@ class Custom_Background {
 	}
 
 	/**
-	 * Make private properties unsetable for backwards compatibility
+	 * Make private properties unsetable for backwards compatibility.
 	 *
 	 * @since 4.0.0
 	 * @access public
diff --git a/wp-admin/custom-header.php b/wp-admin/custom-header.php
index f77dcec045..51ed5a7c63 100644
--- a/wp-admin/custom-header.php
+++ b/wp-admin/custom-header.php
@@ -81,7 +81,7 @@ class Custom_Image_Header {
 	}
 
 	/**
-	 * Make private properties readable for backwards compatibility
+	 * Make private properties readable for backwards compatibility.
 	 *
 	 * @since 4.0.0
 	 * @access public
@@ -94,7 +94,7 @@ class Custom_Image_Header {
 	}
 
 	/**
-	 * Make private properties setable for backwards compatibility
+	 * Make private properties setable for backwards compatibility.
 	 *
 	 * @since 4.0.0
 	 * @access public
@@ -108,7 +108,7 @@ class Custom_Image_Header {
 	}
 
 	/**
-	 * Make private properties checkable for backwards compatibility
+	 * Make private properties checkable for backwards compatibility.
 	 *
 	 * @since 4.0.0
 	 * @access public
@@ -121,7 +121,7 @@ class Custom_Image_Header {
 	}
 
 	/**
-	 * Make private properties unsetable for backwards compatibility
+	 * Make private properties unsetable for backwards compatibility.
 	 *
 	 * @since 4.0.0
 	 * @access public
diff --git a/wp-admin/includes/class-wp-filesystem-base.php b/wp-admin/includes/class-wp-filesystem-base.php
index 6b45ab8adf..850a47fc63 100644
--- a/wp-admin/includes/class-wp-filesystem-base.php
+++ b/wp-admin/includes/class-wp-filesystem-base.php
@@ -80,7 +80,7 @@ class WP_Filesystem_Base {
 	}
 
 	/**
-	 * Make private properties unsetable for backwards compatibility
+	 * Make private properties unsetable for backwards compatibility.
 	 *
 	 * @since 4.0.0
 	 * @access public
diff --git a/wp-includes/cache.php b/wp-includes/cache.php
index c1f8be90d4..07ffbd526e 100644
--- a/wp-includes/cache.php
+++ b/wp-includes/cache.php
@@ -307,7 +307,7 @@ class WP_Object_Cache {
 	private $blog_prefix;
 
 	/**
-	 * Make private properties readable for backwards compatibility
+	 * Make private properties readable for backwards compatibility.
 	 *
 	 * @since 4.0.0
 	 * @access public
@@ -320,7 +320,7 @@ class WP_Object_Cache {
 	}
 
 	/**
-	 * Make private properties setable for backwards compatibility
+	 * Make private properties setable for backwards compatibility.
 	 *
 	 * @since 4.0.0
 	 * @access public
@@ -334,7 +334,7 @@ class WP_Object_Cache {
 	}
 
 	/**
-	 * Make private properties checkable for backwards compatibility
+	 * Make private properties checkable for backwards compatibility.
 	 *
 	 * @since 4.0.0
 	 * @access public
@@ -347,7 +347,7 @@ class WP_Object_Cache {
 	}
 
 	/**
-	 * Make private properties unsetable for backwards compatibility
+	 * Make private properties unsetable for backwards compatibility.
 	 *
 	 * @since 4.0.0
 	 * @access public
diff --git a/wp-includes/class-oembed.php b/wp-includes/class-oembed.php
index 19dd52a9e8..38e5d94c32 100644
--- a/wp-includes/class-oembed.php
+++ b/wp-includes/class-oembed.php
@@ -157,7 +157,7 @@ class WP_oEmbed {
 	}
 
 	/**
-	 * Make private/protected methods readable for backwards compatibility
+	 * Make private/protected methods readable for backwards compatibility.
 	 *
 	 * @since 4.0.0
 	 * @access public
diff --git a/wp-includes/class-wp-walker.php b/wp-includes/class-wp-walker.php
index fbce7620aa..b4b7bf4eda 100644
--- a/wp-includes/class-wp-walker.php
+++ b/wp-includes/class-wp-walker.php
@@ -49,7 +49,7 @@ class Walker {
 	protected $has_children;
 
 	/**
-	 * Make private properties readable for backwards compatibility
+	 * Make private properties readable for backwards compatibility.
 	 *
 	 * @since 4.0.0
 	 * @access public
@@ -62,7 +62,7 @@ class Walker {
 	}
 
 	/**
-	 * Make private properties setable for backwards compatibility
+	 * Make private properties setable for backwards compatibility.
 	 *
 	 * @since 4.0.0
 	 * @access public
@@ -76,7 +76,7 @@ class Walker {
 	}
 
 	/**
-	 * Make private properties checkable for backwards compatibility
+	 * Make private properties checkable for backwards compatibility.
 	 *
 	 * @since 4.0.0
 	 * @access public
@@ -89,7 +89,7 @@ class Walker {
 	}
 
 	/**
-	 * Make private properties unsetable for backwards compatibility
+	 * Make private properties unsetable for backwards compatibility.
 	 *
 	 * @since 4.0.0
 	 * @access public
diff --git a/wp-includes/class-wp-xmlrpc-server.php b/wp-includes/class-wp-xmlrpc-server.php
index d0946dbbc3..732b6a716c 100644
--- a/wp-includes/class-wp-xmlrpc-server.php
+++ b/wp-includes/class-wp-xmlrpc-server.php
@@ -142,7 +142,7 @@ class wp_xmlrpc_server extends IXR_Server {
 	}
 
 	/**
-	 * Make private/protected methods readable for backwards compatibility
+	 * Make private/protected methods readable for backwards compatibility.
 	 *
 	 * @since 4.0.0
 	 * @access public
diff --git a/wp-includes/comment.php b/wp-includes/comment.php
index 622e83196b..7d4abd75a9 100644
--- a/wp-includes/comment.php
+++ b/wp-includes/comment.php
@@ -221,7 +221,7 @@ class WP_Comment_Query {
 	public $date_query = false;
 
 	/**
-	 * Make private/protected methods readable for backwards compatibility
+	 * Make private/protected methods readable for backwards compatibility.
 	 *
 	 * @since 4.0.0
 	 * @access public
diff --git a/wp-includes/user.php b/wp-includes/user.php
index dcdcfa962f..f70cc2676b 100644
--- a/wp-includes/user.php
+++ b/wp-includes/user.php
@@ -892,7 +892,7 @@ class WP_User_Query {
 	}
 
 	/**
-	 * Make private/protected methods readable for backwards compatibility
+	 * Make private/protected methods readable for backwards compatibility.
 	 *
 	 * @since 4.0.0
 	 * @access public
diff --git a/wp-includes/wp-db.php b/wp-includes/wp-db.php
index dab2efbdff..08a6b8c72f 100644
--- a/wp-includes/wp-db.php
+++ b/wp-includes/wp-db.php
@@ -639,7 +639,7 @@ class wpdb {
 	}
 
 	/**
-	 * Magic function, for backwards compatibility
+	 * Magic function, for backwards compatibility.
 	 *
 	 * @since 3.5.0
 	 *
@@ -651,7 +651,7 @@ class wpdb {
 	}
 
 	/**
-	 * Magic function, for backwards compatibility
+	 * Magic function, for backwards compatibility.
 	 *
 	 * @since 3.5.0
 	 *
@@ -664,7 +664,7 @@ class wpdb {
 	}
 
 	/**
-	 * Magic function, for backwards compatibility
+	 * Magic function, for backwards compatibility.
 	 *
 	 * @since 3.5.0
 	 *