noun, takes する, intransitive verb

  1. conversion, reform, correcting someone's conduct.

Variations

Pronunciation Kanji Kana Is Common
改心 かいしん

Contained Kanji Breakdown

reformation, change, modify
カイ あらた.める (4th, N2)
self
コ おのれ キ (6th, N1)
strike, hit, folding chair radical variant (no. 66)
ホク (Kentei 1)
person(人) variant
mow, cut grass, subdue
ガイ ゲ おさ.める (Kentei 1)
heart, mind, spirit
こころ シン (2nd, N4)