粉骨砕身ふんこつさいしん Noun Irregular Intransitive English jmdict 1 noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru intransitive verb yojijukugo making one's best exertions Other forms 紛骨砕身 【ふんこつさいしん】 (word containing irregular kanji usage)