自殺|じさつjisatsu[0]heiban (flat)

JLPT N3approx.Common
Definitions
  1. noun, suru verb, intransitive verbsuicide
    彼かれは自殺じさつしようとしたが、未遂みすいに終おわった。↗
    He tried to kill himself but it ended in failure.
Conjugation
Dictionary form自殺する(じさつする)
Polite (masu)自殺します(じさつします)
Negative (nai)自殺しない(じさつしない)
polite (masen)自殺しません(じさつしません)
classical zu / nu自殺せず・自殺せぬ(じさつせず・じさつせぬ)
Past (ta)自殺した(じさつした)
polite (mashita)自殺しました(じさつしました)
Past negative (nakatta)自殺しなかった(じさつしなかった)
polite (masen deshita)自殺しませんでした(じさつしませんでした)
Te form自殺して(じさつして)
Potential自殺できる(じさつできる)
Passive自殺される(じさつされる)
Causative自殺させる(じさつさせる)
Causative passive自殺させられる(じさつさせられる)
Conditional (ba)自殺すれば(じさつすれば)
tara自殺したら(じさつしたら)
Volitional自殺しよう(じさつしよう)
polite (mashou)自殺しましょう(じさつしましょう)
Imperative自殺しろ(じさつしろ)

Common forms generated by rule; see the senses for honorific or irregular usage.

Synonyms & antonyms
  • Related自決じけつWrittenWritten/formal prose. Covers self-determination (「民族自決」) as well as taking one's own life; the suicide sense carries a tragic, solemn tone.
  • Related自害じがいWrittenWritten/formal prose. Dying by wounding oneself with a blade or the like; used mostly for historical settings such as samurai.
  • Antonym他殺たさつNeutralNeutral. Being killed by someone else; the direct opposite of 「自殺」, used mainly in criminal investigations and case reports.
  • Antonym生存せいぞんNeutralNeutral. Living on, surviving; stands opposite to 「自殺」, which means ending one's own life.

Use 「自殺」 for suicide in general. 「自決」 is written prose for a solemn, tragic taking of one's own life (or self-determination); 「自害」 fits historical blade suicides; 「他殺」 is the opposite term in criminal cases.

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

Japanese definitions
  1. 自みずからの意思いしで、自みずからの生命せいめいを絶たつこと。
Kanji in this word
English equivalents
See also

JLPT vocabulary levels are community estimates, not official (no official lists have been published since the 2010 revision).

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