4 Old HSK word(s): ☊后悔 ** B ☊悔 ** D ☊悔改 ** D ☊悔恨 ** D
懊悔* * 忏悔* * 翻悔* * 反悔* * 死不改悔* * 追悔* *

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

追 pursue, chase after / expel
悔 repent, show remorse, regret

Hsk Characters: 悔 *
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual
悔 6094 + 悔 + + repent, show remorse, regret 心， 忄 每 Heart 每 (JEDER) hui3 +

Korean:

悔 + 悔 뉘우칠 회 (뉘우치다 to repent, be penitent/sorry for sth)
2 NHSK word(s): 后悔* 4 hou4 hui3to regret/ to repent 悔恨* 6 hui3 hen4remorse/ repentance
KOREAN6000 word(s):
1 KOREAN 2500 New HSK words):
后悔 + hòuhuǐ 후회하다. 뉘우치다. huhoehada. nwiuchida.
0 KOREAN Sentence(s):