賛同|さんどうsandou[0]heiban (flat)
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- noun, suru verb, intransitive verbapproval; endorsement
Conjugation
| Dictionary form | 賛同する(さんどうする) |
|---|---|
| Polite (masu) | 賛同します(さんどうします) |
| Negative (nai) | 賛同しない(さんどうしない) |
| polite (masen) | 賛同しません(さんどうしません) |
| classical zu / nu | 賛同せず・賛同せぬ(さんどうせず・さんどうせぬ) |
| Past (ta) | 賛同した(さんどうした) |
| polite (mashita) | 賛同しました(さんどうしました) |
| Past negative (nakatta) | 賛同しなかった(さんどうしなかった) |
| polite (masen deshita) | 賛同しませんでした(さんどうしませんでした) |
| Te form | 賛同して(さんどうして) |
| Potential | 賛同できる(さんどうできる) |
| Passive | 賛同される(さんどうされる) |
| Causative | 賛同させる(さんどうさせる) |
| Causative passive | 賛同させられる(さんどうさせられる) |
| Conditional (ba) | 賛同すれば(さんどうすれば) |
| tara | 賛同したら(さんどうしたら) |
| Volitional | 賛同しよう(さんどうしよう) |
| polite (mashou) | 賛同しましょう(さんどうしましょう) |
| Imperative | 賛同しろ(さんどうしろ) |
Common forms generated by rule; see the senses for honorific or irregular usage.
- Synonym賛成さんせいNeutralThe most general word for approving or agreeing; 「賛同」 narrows this to endorsing and supporting someone's claim or proposal.
- Synonym同意どういNeutralAgreeing with an opinion, consenting to a request, or having the same meaning, as in 「意見に同意する」; unlike 賛同, it does not stress backing the other person's cause.
- Synonym同じるどうじるWrittenWritten, literary verb meaning to agree; rare in modern usage.
- Synonym是認ぜにんWrittenWritten term for approving something as correct, as in 「現状を是認する」; the stress is on acknowledging that it is justified.
- Synonym賛するさんするWrittenWritten, literary verb meaning to approve or agree; it can also mean inscribing a eulogy or dedication. Rare in modern usage.
- Synonym同ずるどうずるWrittenWritten, literary verb meaning to endorse or agree; synonymous with 「同じる」 and equally rare.
- Antonym反対はんたいNeutralOpposition; the direct opposite of 「賛同」.
- Antonym拒否きょひNeutralRefusal or rejection; the opposite of 「賛同」.
Use 「賛同」 when you agree with someone's proposal or claim and support it, as in 「趣旨に賛同する」. For approval in general use 「賛成」; for agreeing with an opinion or granting a request use 「同意」. The opposite is 「反対」.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only


