懐妊・懐姙|かいにんkainin[0]heiban (flat)
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Which spelling to use
懐妊懐妊 is the most common written form and the recommended choice for beginners. It is written entirely in kanji.
懐姙懐姙 is a rarely used kanji-only variant of 懐妊. Beginners will seldom encounter it and should not choose it as their usual form.
Definitions
- noun, suru verb, transitive verb, intransitive verbpregnancy; conception
Conjugation
| Dictionary form | 懐妊する（かいにんする） |
|---|---|
| Polite (masu) | 懐妊します（かいにんします） |
| Negative (nai) | 懐妊しない（かいにんしない） |
| polite (masen) | 懐妊しません（かいにんしません） |
| classical zu / nu | 懐妊せず・懐妊せぬ（かいにんせず・かいにんせぬ） |
| Past (ta) | 懐妊した（かいにんした） |
| polite (mashita) | 懐妊しました（かいにんしました） |
| Past negative (nakatta) | 懐妊しなかった（かいにんしなかった） |
| polite (masen deshita) | 懐妊しませんでした（かいにんしませんでした） |
| Te form | 懐妊して（かいにんして） |
| Potential | 懐妊できる（かいにんできる） |
| Passive | 懐妊される（かいにんされる） |
| Causative | 懐妊させる（かいにんさせる） |
| Causative passive | 懐妊させられる（かいにんさせられる） |
| Conditional (ba) | 懐妊すれば（かいにんすれば） |
| tara | 懐妊したら（かいにんしたら） |
| Volitional | 懐妊しよう（かいにんしよう） |
| polite (mashou) | 懐妊しましょう（かいにんしましょう） |
| Imperative | 懐妊しろ（かいにんしろ） |
Common forms generated by rule; see the senses for honorific or irregular usage.
Synonyms & antonyms
- SynonymはらむWrittenNative verb for becoming pregnant, but it also extends figuratively to harboring danger or problems, as in 「危険を孕む」; a written-style word.
- Synonym受胎じゅたいWrittenRefers to conception or fertilization; a medical and biological term, more technical than 懐妊.
- Synonym妊娠にんしんNeutralThe most general term, used in both medical and everyday contexts; 懐妊 is mostly reserved for solemn occasions such as imperial announcements.
- Synonym懐胎かいたいWrittenSynonymous with 懐妊 but rarer, with a stiff, bookish ring; mostly met in writing.
- Related宿すやどすWrittenVerb meaning to carry a child in the body, also to harbor feelings or hold dew on leaves; strongly poetic and written in flavor.
- RelatedおめでたCasualColloquial euphemism for happy events such as pregnancy, as in 「おめでたですね」; far softer than 懐妊.
- Antonym不妊ふにんNeutralAntonym meaning infertility or sterility; mostly a medical term, the opposite of becoming pregnant.
Default to 「妊娠」, the everyday and medical term. 「懐妊」 is typically heard on solemn occasions such as imperial-family news; 「おめでた」 is a casual euphemism, and 「受胎」 is the medical word for conception.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only
Japanese definitions
Kanji in this word
English equivalents
