0 Old HSK word(s):
充耳不闻* *

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

充 fill, be full, supply
耳 ear / merely, only / handle
不 no, not / un- / negative prefix
闻 hear / smell / make known / news
Hsk Characters:
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual