ほねお 骨が折れる Show inflections LinksSentence search for 骨が折れるSentence search for ほねがおれるKanji details for 骨 and 折Edit in JMdict Expressions (phrases, clauses, etc.), Ichidan verb1. to require much effort; to be hard to do; to be bone-breakingly hardIdiomatic expression Discussions Log in to talk about this word.