変異|へんいhen'i[1]atamadaka (head-high)
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- noununusual occurrence
- noun, suru verb, intransitive verb, biologyvariation
- noun, suru verb, intransitive verb, biologymutation
Conjugation
| Dictionary form | 変異する(へんいする) |
|---|---|
| Polite (masu) | 変異します(へんいします) |
| Negative (nai) | 変異しない(へんいしない) |
| polite (masen) | 変異しません(へんいしません) |
| classical zu / nu | 変異せず・変異せぬ(へんいせず・へんいせぬ) |
| Past (ta) | 変異した(へんいした) |
| polite (mashita) | 変異しました(へんいしました) |
| Past negative (nakatta) | 変異しなかった(へんいしなかった) |
| polite (masen deshita) | 変異しませんでした(へんいしませんでした) |
| Te form | 変異して(へんいして) |
| Potential | 変異できる(へんいできる) |
| Passive | 変異される(へんいされる) |
| Causative | 変異させる(へんいさせる) |
| Causative passive | 変異させられる(へんいさせられる) |
| Conditional (ba) | 変異すれば(へんいすれば) |
| tara | 変異したら(へんいしたら) |
| Volitional | 変異しよう(へんいしよう) |
| polite (mashou) | 変異しましょう(へんいしましょう) |
| Imperative | 変異しろ(へんいしろ) |
Common forms generated by rule; see the senses for honorific or irregular usage.
- Synonym変移へんいWrittenRare written word, homophonous with 「変異」, stressing gradual shifting or transition over time; seldom seen in daily use.
- Synonym変わりかわりNeutralColloquial word for change or something unusual, as in 「お変わりありませんか」; everyday change, not genetic variation.
- RelatedバリエーションNeutralLoanword for variety among versions or styles, as in 「バリエーション豊富」; it covers diverse variants, not genetic mutations.
- Related変動へんどうWrittenWritten-style word for fluctuation, focusing on figures, prices or conditions moving up and down; not used for mutations.
- Antonym不変ふへんWrittenWritten antonym meaning unchanging or immutable; it stands at the opposite pole from 「変異」.
Use 「変異」 for biological or genetic change, as in 「突然変異」 and 「変異株」. For diverse versions say 「バリエーション」, for ups and downs in figures 「変動」; 「不変」 is the opposite.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only


