保する|ほするhosuru[2]nakadaka (mid-high)

Common
ほうするhousuruok
Definitions
  1. suru verb (irregular), transitive verbto guarantee
Conjugation
Dictionary form保する(ほする)
Polite (masu)保します(ほします)
Negative (nai)保しない(ほしない)
polite (masen)保しません(ほしません)
classical zu / nu保せず・保せぬ(ほせず・ほせぬ)
Past (ta)保した(ほした)
polite (mashita)保しました(ほしました)
Past negative (nakatta)保しなかった(ほしなかった)
polite (masen deshita)保しませんでした(ほしませんでした)
Te form保して(ほして)
Potential保できる(ほできる)
Passive保される(ほされる)
Causative保させる(ほさせる)
Causative passive保させられる(ほさせられる)
Conditional (ba)保すれば(ほすれば)
tara保したら(ほしたら)
Volitional保しよう(ほしよう)
polite (mashou)保しましょう(ほしましょう)
Imperative保しろ(ほしろ)

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

Synonyms & antonyms
  • Synonym保証ほしょうNeutralA noun meaning a guarantee or assurance, common in everyday use as in 「品質保証」; 「保する」 leans written and is rare in speech.
  • Related請け合ううけあうNeutralA verb for vouching or giving a firm assurance, as in 「成功は請け合うよ」; the tone is casual.
  • Related引き受けるひきうけるNeutralA verb for taking on a duty or standing surety; it stresses accepting responsibility for what one has undertaken.

In written prose, use 「保する」 to guarantee or assure something; it is rare in speech. For everyday guarantees use 「保証」, to vouch for something use 「請け合う」, and to take on a guarantee or responsibility use 「引き受ける」.

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

Japanese definitions
  1. ある事柄ことがらが確実かくじつに実現じつげんすること、または確実かくじつに実現じつげんさせることを約束やくそくする。
Kanji in this word
English equivalents
See also

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