0 Old HSK word(s):
知心话* *

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

知 know, perceive, comprehend
心 heart / mind, intelligence / soul
话 speech, talk, language / dialect

Hsk Characters:
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual