diff --git a/Lib/lib-tk/Tkconstants.py b/Lib/lib-tk/Tkconstants.py
index ee74e3a54c8..f4f94f49974 100644
--- a/Lib/lib-tk/Tkconstants.py
+++ b/Lib/lib-tk/Tkconstants.py
@@ -16,6 +16,7 @@
 SE='se'
 NS='ns'
 EW='ew'
+NSEW='nsew'
 CENTER='center'
 
 # -fill