有毒|ゆうどくyuudoku[0]heiban (flat)
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- na-adjective, no-adjectivepoisonous; toxic
Conjugation
| Plain form | 有毒(ゆうどく) |
|---|---|
| Polite (desu) | 有毒です(ゆうどくです) |
| Negative (dewa nai) | 有毒ではない(ゆうどくではない) |
| polite (dewa arimasen) | 有毒ではありません(ゆうどくではありません) |
| Past (datta) | 有毒だった(ゆうどくだった) |
| Past negative (dewa nakatta) | 有毒ではなかった(ゆうどくではなかった) |
| Te form (de) | 有毒で(ゆうどくで) |
| Adverbial (ni) | 有毒に(ゆうどくに) |
| Conditional (nara) | 有毒なら(ゆうどくなら) |
Common forms generated by rule; see the senses for honorific or irregular usage.
- Synonym毒性どくせいWrittenA noun for the toxic property itself and how strong it is, as in 「毒性が強い」; it focuses on the degree of toxicity and leans toward written/formal prose.
- Antonym無毒むどくNeutralA neutral noun for something non-toxic and harmless, the direct opposite of 「有毒」, as in 「無毒の蛇」.
Use 「有毒」 for something that contains poison or does toxic harm, as in 「有毒ガス」. Use 「毒性」 when talking about the strength or degree of the poison. Use 「無毒」 for the opposite, something free of toxins.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only
- 何かしらの毒性があること。


