交尾|こうびkoubi[1]atamadaka (head-high)
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- noun, suru verb, intransitive verbcopulation (among animals); mating; treading; covering; serving
Conjugation
| Dictionary form | 交尾する(こうびする) |
|---|---|
| Polite (masu) | 交尾します(こうびします) |
| Negative (nai) | 交尾しない(こうびしない) |
| polite (masen) | 交尾しません(こうびしません) |
| classical zu / nu | 交尾せず・交尾せぬ(こうびせず・こうびせぬ) |
| Past (ta) | 交尾した(こうびした) |
| polite (mashita) | 交尾しました(こうびしました) |
| Past negative (nakatta) | 交尾しなかった(こうびしなかった) |
| polite (masen deshita) | 交尾しませんでした(こうびしませんでした) |
| Te form | 交尾して(こうびして) |
| Potential | 交尾できる(こうびできる) |
| Passive | 交尾される(こうびされる) |
| Causative | 交尾させる(こうびさせる) |
| Causative passive | 交尾させられる(こうびさせられる) |
| Conditional (ba) | 交尾すれば(こうびすれば) |
| tara | 交尾したら(こうびしたら) |
| Volitional | 交尾しよう(こうびしよう) |
| polite (mashou) | 交尾しましょう(こうびしましょう) |
| Imperative | 交尾しろ(こうびしろ) |
Common forms generated by rule; see the senses for honorific or irregular usage.
- Synonym交配こうはいNeutralUsed for mating and crossbreeding in animals and plants, including hybrid breeding; 「交尾」 names only the copulation act itself of animals.
- Synonym種付けたねつけNeutralRefers to breeding livestock by mating a female with a superior male; the copulation act itself is still called 「交尾」.
- Synonym交合こうごうWrittenWritten/formal word for sexual intercourse, found mainly in literary or academic prose; 「交尾」 refers only to the mating act of animals.
- Synonym交接こうせつWrittenWritten/formal word for mating or intercourse, but also for association and dealings; 「交尾」 is used only of animals.
- RelatedセックスNeutralLoanword for human sexual activity, also meaning gender; 「交尾」 applies only to animals.
- Related性行為せいこういWrittenWritten/formal term for sexual acts, common in medical and legal contexts; 「交尾」 is restricted to animals.
- Related情交じょうこうWrittenWritten/formal word for romantic and sexual relations between a man and a woman; 「交尾」 is only for animals.
- Related交媾こうこうWrittenWritten/formal word for copulation, rarely used; 「交尾」 or 「性交」 is what people normally say.
- RelatedつがうNeutralA verb meaning to pair up, also used of animals mating; 「交尾」 is a Sino-Japanese noun, more common in explanations.
Use 「交尾」 for the mating act of animals. For breeding or crossbreeding of animals and plants use 「交配」, for livestock breeding 「種付け」, and for human sex 「性行為」 or 「セックス」; 「交合」 is the written choice.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only


