0 Old HSK word(s):
补丁/靪/钉* *

Definitions from Unihan Copyright © 1991-2015 Unicode® Inc. All rights reserved.

补 mend, patch, fix, repair, restore
丁 male adult / robust, vigorous / 4th heavenly stem

Hsk Characters:
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual