0 Old HSK word(s):
悸* * 心有余悸* *

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

心 heart / mind, intelligence / soul
有 have, own, possess / exist
余 I, my, me / surname / surplus
悸 fearful, apprehensive, perturbed
Hsk Characters:
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual
悸 60B8 + 悸 + + fearful, apprehensive, perturbed 心， 忄 Heart ji4 +

Korean:

悸 + 悸 두근거릴계
0 NHSK word(s):
KOREAN6000 word(s):
0 KOREAN 2500 New HSK words):
0 KOREAN Sentence(s):