diff --git a/wp-includes/capabilities.php b/wp-includes/capabilities.php
index 1e55d55f53..6c6b30575a 100644
--- a/wp-includes/capabilities.php
+++ b/wp-includes/capabilities.php
@@ -1084,6 +1084,22 @@ function get_super_admins() {
 	}
 }
 
+/**
+ * Determines whether user is a site admin.
+ *
+ * @since 6.1.0
+ *
+ * This function is an alias for is_super_admin().
+ *
+ * @see is_super_admin()
+ *
+ * @param int|false $user_id Optional. The ID of a user. Defaults to false, to check the current user.
+ * @return bool Whether the user is a site admin.
+ */
+function is_super_admin_user( $user_id = false ) {
+	return is_super_admin( $user_id );
+}
+
 /**
  * Determines whether user is a site admin.
  *
diff --git a/wp-includes/load.php b/wp-includes/load.php
index f927fd3e4f..6ea81319fe 100644
--- a/wp-includes/load.php
+++ b/wp-includes/load.php
@@ -1154,6 +1154,21 @@ function is_login_screen() {
 	return false !== stripos( wp_login_url(), $_SERVER['SCRIPT_NAME'] );
 }
 
+/**
+ * Determines whether the current request is for an administrative interface page.
+ *
+ * This function is an alias for is_admin().
+ *
+ * @since 6.1.0
+ *
+ * @see is_admin()
+ *
+ * @return bool True if inside WordPress administration interface, false otherwise.
+ */
+function is_admin_screen() {
+	return is_admin();
+}
+
 /**
  * Determines whether the current request is for an administrative interface page.
  *
@@ -1181,7 +1196,22 @@ function is_admin() {
 }
 
 /**
- * Whether the current request is for a site's administrative interface.
+ * Determines whether the current request is for a site's administrative interface.
+ *
+ * This function is an alias for is_blog_admin().
+ *
+ * @since 6.1.0
+ *
+ * @see is_blog_admin()
+ *
+ * @return bool True if inside WordPress site administration pages.
+ */
+function is_site_admin_screen() {
+	return is_blog_admin();
+}
+
+/**
+ * Determines whether the current request is for a site's administrative interface.
  *
  * e.g. `/wp-admin/`
  *
@@ -1192,7 +1222,7 @@ function is_admin() {
  *
  * @global WP_Screen $current_screen WordPress current screen object.
  *
- * @return bool True if inside WordPress blog administration pages.
+ * @return bool True if inside WordPress site administration pages.
  */
 function is_blog_admin() {
 	if ( isset( $GLOBALS['current_screen'] ) ) {
@@ -1205,7 +1235,24 @@ function is_blog_admin() {
 }
 
 /**
- * Whether the current request is for the network administrative interface.
+ * Determines whether the current request is for the network administrative interface.
+ *
+ * e.g. `/wp-admin/network/`
+ *
+ * This function is an alias for is_network_admin().
+ *
+ * @since 6.1.0
+ *
+ * @see is_network_admin()
+ *
+ * @return bool True if inside WordPress network administration pages.
+ */
+function is_network_admin_screen() {
+	return is_network_admin();
+}
+
+/**
+ * Determines whether the current request is for the network administrative interface.
  *
  * e.g. `/wp-admin/network/`
  *
@@ -1232,7 +1279,24 @@ function is_network_admin() {
 }
 
 /**
- * Whether the current request is for a user admin screen.
+ * Determines whether the current request is for a user admin screen.
+ *
+ * e.g. `/wp-admin/user/`
+ *
+ * This function is an alias for is_user_admin().
+ *
+ * @since 6.1.0
+ *
+ * @see is_user_admin()
+ *
+ * @return bool True if inside WordPress user administration pages.
+ */
+function is_user_admin_screen() {
+	return is_user_admin();
+}
+
+/**
+ * Determines whether the current request is for a user admin screen.
  *
  * e.g. `/wp-admin/user/`
  *
diff --git a/wp-includes/version.php b/wp-includes/version.php
index b46be7c718..b2937723bb 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.1-alpha-54258';
+$wp_version = '6.1-alpha-54259';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.