0 Old HSK word(s):
前功尽弃* *

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

前 in front, forward / preceding
功 achievement, merit, good result
尽 exhaust, use up / deplete
弃 reject, abandon, discard
Hsk Characters:
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual

Korean:
0 NHSK word(s):
KOREAN6000 word(s):
0 KOREAN 2500 New HSK words):
0 KOREAN Sentence(s):