How to say "self-sacrifice" in Japanese

• 献身けんしんCommon
  noun, suru verb, intransitive verbSelf-sacrifice in the sense of wholehearted devotion or dedication to a person, family, or work; the emphasis is on unsparing service rather than loss. A common word for devoted commitment in everyday contexts.
  仕事場しごとばの管理者かんりしゃは、正確せいかくさ、効率性こうりつせい、献身けんしんを期待きたいする。↗

  Office managers expect accuracy, efficiency, and dedication.
• 自己犠牲じこぎせい
  no-adjectiveThe direct, literal term for self-sacrifice, also covering self-renunciation; a compact four-character compound. Less common than 献身, it names the act or principle of giving up one's own interests rather than devotion.
  彼かれの死しは崇高すうこうな自己じこ犠牲ぎせいだった。↗

  His death was a sublime self-sacrifice.

Use 献身 for self-sacrifice as wholehearted devotion or dedication to someone or something; use 自己犠牲, a less common four-character compound, for the literal sense of sacrificing or renouncing one's own interests.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• 献身けんしんdevotion
• 自己犠牲じこぎせいself-sacrifice