粉 骨 砕 身(ふんこつさいしん)

ふんこつさいしん

noun; adverb (と); na-adjective

working oneself to the bone

formalidiom descriptive

1. working oneself to the bone; giving one's all

To exert oneself to the utmost, sparing no effort. Literally means 'grinding one's bones and crushing one's body.'

粉骨砕身(ふんこつさいしん)の努力(どりょく)で目標(もくひょう)を達成(たっせい)した。

I achieved my goal through tireless effort.

彼(かれ)は会社(かいしゃ)のために粉骨砕身(ふんこつさいしん)働(はたら)いた。

He worked himself to the bone for the company.

粉骨砕身(ふんこつさいしん)して家族(かぞく)を支(ささ)えてきた。

I have devoted myself entirely to supporting my family.

YOJIJUKUGO (四字熟語(よじじゅくご)): This is a four-character compound idiom.

Writing

粉(ふん) - powder, to grind
骨(こつ) - bone
砕(さい) - to crush, to break
身(しん) - body

Common patterns

粉骨砕身(ふんこつさいしん)する (to give one's all)
粉骨砕身(ふんこつさいしん)の努力(どりょく) (utmost effort)
粉骨砕身(ふんこつさいしん)して働(はたら)く (to work tirelessly)

Similar words

全身全霊(ぜんしんぜんれい) (with all one's heart and soul)
一生懸命(いっしょうけんめい) (with all one's might)
死(し)に物狂(ものぐる)い (desperately, like one's life depends on it)

Register: Formal, often used in writing or speeches.

Related Words

Synonym: 全身全霊(ぜんしんぜんれい) (with all one's heart)

Synonym: 一生懸命(いっしょうけんめい) (with all one's might)

general

Added 2026.1.19 8:18 · Revised 2026.9.6 21:25

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