是認|ぜにんzenin[0]heiban (flat)
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- noun, suru verb, transitive verbapproval; approbation; endorsement
Conjugation
| Dictionary form | 是認する(ぜにんする) |
|---|---|
| Polite (masu) | 是認します(ぜにんします) |
| Negative (nai) | 是認しない(ぜにんしない) |
| polite (masen) | 是認しません(ぜにんしません) |
| classical zu / nu | 是認せず・是認せぬ(ぜにんせず・ぜにんせぬ) |
| Past (ta) | 是認した(ぜにんした) |
| polite (mashita) | 是認しました(ぜにんしました) |
| Past negative (nakatta) | 是認しなかった(ぜにんしなかった) |
| polite (masen deshita) | 是認しませんでした(ぜにんしませんでした) |
| Te form | 是認して(ぜにんして) |
| Potential | 是認できる(ぜにんできる) |
| Passive | 是認される(ぜにんされる) |
| Causative | 是認させる(ぜにんさせる) |
| Causative passive | 是認させられる(ぜにんさせられる) |
| Conditional (ba) | 是認すれば(ぜにんすれば) |
| tara | 是認したら(ぜにんしたら) |
| Volitional | 是認しよう(ぜにんしよう) |
| polite (mashou) | 是認しましょう(ぜにんしましょう) |
| Imperative | 是認しろ(ぜにんしろ) |
Common forms generated by rule; see the senses for honorific or irregular usage.
- Synonym承認しょうにんNeutralThe standard word: judging something right and proper, or approving an application. 「是認」 is more written, stressing that it is judged good.
- Synonym認可にんかFormalFormal, administrative approval by a public authority, as in 「認可保育園」. 「是認」 is not limited to official bodies and means judging something as good.
- Synonym容認ようにんNeutralAccepting or allowing a demand or proposal; often seen in the negative 「容認できない」. 「是認」 instead stresses judging something as good.
- Synonym肯定こうていNeutralAffirming something as true or endorsing its value; the opposite of negation. Its use is broader than 「是認」 and not confined to judging something good.
- Synonym認めるみとめるNeutralThe everyday verb of choice: to acknowledge, approve, notice or judge, with the widest range of all. 「是認」 takes only its sense of judging something good.
- Synonym公認こうにんFormalFormal recognition by an authority or organization, as in 「公認候補」; stresses open, public endorsement. 「是認」 need not be official or public.
- Synonym裁可さいかFormalFormal: a monarch personally sanctioning a matter submitted by subjects; limited to sovereigns, in historical or constitutional contexts. 「是認」 has no such limit.
- Synonym裁許さいきょFormalFormal, dated official-document language for a superior sanctioning a subordinate's actions or decisions; rare today. 「是認」 implies no rank difference.
- Synonym諾ううべなうWrittenA literary, archaic verb for consenting to a request or proposal, found mainly in classical writing. Modern speech prefers 「承諾する」 or 「認める」.
- Antonym否認ひにんNeutralDenying that something is fact, as in 「容疑を否認する」; the antonym of 「是認」 in whether one accepts something as true.
- Antonym拒否きょひNeutralRefusing to accept a demand or proposal; opposes 「是認」 on the question of acceptance, with a firm, hard-line tone.
In everyday speech use 「認める」. For approving an application or judging something proper, use 「承認」; for official permission, 「認可」; for accepting or tolerating a demand, 「容認」. 「是認」 is the written way to say something is judged good and proper.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only
- 良いとして認めること。


