ほんごしをいれる

本腰を入れる

表記・読み：本腰をいれる・本腰入れる・本腰いれる・ほんごしをいれる

1. 1

   to set about in earnest; to make a strenuous effort; to put one's back into (doing)

   expressions (phrases, clauses, etc.)一段動詞idiomatic expression