誓約|せいやくseiyaku[0]heiban (flat)

Common
Definitions
  1. noun, suru verb, transitive verboath; vow; pledge; covenant
    結婚けっこん生活せいかつがうまく行いっていない方ほうは結婚式けっこんしきの時ときにおごそかに神かみの前まえに誓ちかった、夫婦ふうふの誓約せいやくを思い出おもいだしてみましょう。↗
    And to the people whose married life is not going well, let's remember the marriage covenant sworn solemnly before God at the wedding ceremony.
Conjugation
Dictionary form誓約する(せいやくする)
Polite (masu)誓約します(せいやくします)
Negative (nai)誓約しない(せいやくしない)
polite (masen)誓約しません(せいやくしません)
classical zu / nu誓約せず・誓約せぬ(せいやくせず・せいやくせぬ)
Past (ta)誓約した(せいやくした)
polite (mashita)誓約しました(せいやくしました)
Past negative (nakatta)誓約しなかった(せいやくしなかった)
polite (masen deshita)誓約しませんでした(せいやくしませんでした)
Te form誓約して(せいやくして)
Potential誓約できる(せいやくできる)
Passive誓約される(せいやくされる)
Causative誓約させる(せいやくさせる)
Causative passive誓約させられる(せいやくさせられる)
Conditional (ba)誓約すれば(せいやくすれば)
tara誓約したら(せいやくしたら)
Volitional誓約しよう(せいやくしよう)
polite (mashou)誓約しましょう(せいやくしましょう)
Imperative誓約しろ(せいやくしろ)

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

Synonyms & antonyms
  • Synonym宣誓せんせいNeutralReciting an oath aloud in public, as in 「選手宣誓」 or 「宣誓式」; the focus is on the public ceremony of swearing.
  • Synonym盟約めいやくNeutralSolemnly swearing an agreement, as in 「盟約を結ぶ」; often used for alliances, while 「誓約」 centers on an individual's pledge.
  • Synonym誓うちかうNeutralThe verb 'to swear', the most common choice; 「誓約」 is a noun for formal, often written pledges such as 「誓約書」.
  • Synonym約束やくそくNeutralThe everyday word for a promise or arrangement; 「誓約」 is far more solemn and carries the sense of taking an oath.
  • Synonym誓言せいげんWrittenWords sworn to the gods or Buddha; a written/formal term that is not often used.
  • Related契りちぎりWrittenA pledge or covenant, also a union between man and woman or a bond from a past life; archaic and literary, with a romantic flavor.
  • Related契るちぎるWrittenThe verb: to pledge or form a bond, also for a couple sharing a bed; archaic, found mostly in literature.
  • Antonym破約はやくNeutralThe antonym: breaking or cancelling a promise or contract, the opposite of making a pledge.

Use 「誓約」 for a solemn pledge or signed undertaking, as in 「誓約書」. Say 「宣誓」 for a public oath, 「約束」 for everyday promises, 「誓う」 for the verb. 「盟約」 suits alliances; 「誓言」 is a rare written term; 「契り」/「契る」 are literary; 「破約」 is the antonym.

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

Japanese definitions
  1. 約束やくそくすること。また、その約束やくそく。
Kanji in this word
English equivalents
See also

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