0 Old HSK word(s):
一门心思* *

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

一 one / a, an / alone
门 gate, door, entrance, opening
心 heart / mind, intelligence / soul
思 think, consider, ponder / final particle
Hsk Characters:
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual