こころくだ
Meanings
Expression
Verb (5-dan, く)
Idiomatic
1. to take great pains; to make every effort; to rack one's brains
2. to be concerned; to worry
Kanji used
heart
break into pieces
Top 29400
Composed of
mind; heart; spirit; the meaning of a phrase (riddle, etc.)
to break; to smash