こころをくだく

心 を 砕 く

  1. expressions (phrases, clauses, etc.), Godan verb with 'ku' ending

    to take great pains, to make every effort, to rack one's brains
    idiomatic expression

  2. expressions (phrases, clauses, etc.), Godan verb with 'ku' ending

    to be concerned, to worry
    idiomatic expression