diff --git a/Lib/lib-tk/Tkconstants.py b/Lib/lib-tk/Tkconstants.py
index 5de8cfbd84d..268687721e1 100644
--- a/Lib/lib-tk/Tkconstants.py
+++ b/Lib/lib-tk/Tkconstants.py
@@ -52,6 +52,10 @@
 # -align
 BASELINE='baseline'
 
+# -bordermode
+INSIDE='inside'
+OUTSIDE='outside'
+
 # Special tags, marks and insert positions
 SEL='sel'
 SEL_FIRST='sel.first'
@@ -79,3 +83,21 @@
 BROWSE='browse'
 MULTIPLE='multiple'
 EXTENDED='extended'
+
+# Various canvas styles
+PIESLICE='pieslice'
+CHORD='chord'
+ARC='arc'
+FIRST='first'
+LAST='last'
+BUTT='butt'
+PROJECTING='projecting'
+ROUND='round'
+BEVEL='bevel'
+MITER='miter'
+
+# Arguments to xview/yview
+MOVETO='moveto'
+SCROLL='scroll'
+UNITS='units'
+PAGES='pages'