成育|せいいくseiiku[0]heiban (flat)
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- noun, suru verb, intransitive verbgrowth (to maturity); being brought up; growing up; raising
Conjugation
| Dictionary form | 成育する(せいいくする) |
|---|---|
| Polite (masu) | 成育します(せいいくします) |
| Negative (nai) | 成育しない(せいいくしない) |
| polite (masen) | 成育しません(せいいくしません) |
| classical zu / nu | 成育せず・成育せぬ(せいいくせず・せいいくせぬ) |
| Past (ta) | 成育した(せいいくした) |
| polite (mashita) | 成育しました(せいいくしました) |
| Past negative (nakatta) | 成育しなかった(せいいくしなかった) |
| polite (masen deshita) | 成育しませんでした(せいいくしませんでした) |
| Te form | 成育して(せいいくして) |
| Potential | 成育できる(せいいくできる) |
| Passive | 成育される(せいいくされる) |
| Causative | 成育させる(せいいくさせる) |
| Causative passive | 成育させられる(せいいくさせられる) |
| Conditional (ba) | 成育すれば(せいいくすれば) |
| tara | 成育したら(せいいくしたら) |
| Volitional | 成育しよう(せいいくしよう) |
| polite (mashou) | 成育しましょう(せいいくしましょう) |
| Imperative | 成育しろ(せいいくしろ) |
Common forms generated by rule; see the senses for honorific or irregular usage.
- Synonym成長せいちょうNeutralThe most general word for growth, also covering economic and corporate growth; 「成育」 focuses on humans and animals developing from young to mature.
- Synonym生育せいいくWrittenA written/formal word for growth and development, mostly of plants, as in 「稲の生育」; 「成育」 is mostly said of humans and animals.
- Synonym生長せいちょうWrittenWritten/formal prose, mostly for plant growth but also for being born and growing up; 「成育」 is mostly said of humans and animals.
- Synonym育つそだつNeutralThe most common everyday word for growing up, as in 「すくすく育つ」; 「成育」 leans toward written prose.
- Synonym発育はついくWrittenA written/formal word for physical growth and development, as in 「発育不良」; the focus is on the body.
- Synonym育ちそだちNeutralRefers to upbringing and one's growing-up background, as in 「育ちがいい」; the emphasis is on the environment.
- Related成熟せいじゅくNeutralMeans maturity or ripening, as in 「果実が成熟」; the emphasis is on the result of maturing.
- Related発達はったつNeutralMeans development or advancement, as in 「交通の発達」; its range is far broader than 「成育」.
- Related伸びるのびるNeutralMeans stretching or lengthening, as in 「背が伸びる」; the focus is on getting longer, including height.
- Related実るみのるNeutralMeans bearing fruit or producing results, as in 「努力が実る」.
- Related発展はってんNeutralMeans development or flourishing, said mostly of society, business and similar undertakings.
- Related円熟えんじゅくWrittenA written/formal word for the mellow, seasoned maturity of skill or character.
- Related生い立つおいたつWrittenA written/formal, old-fashioned verb for growing up to adulthood; little used.
- Related長じるちょうじるWrittenA written/formal verb for growing up, as in 「長じて」 ('once grown up'); in the pattern 「〜に長じる」 it means to excel at something.
- Related長ずるちょうずるWrittenA written/formal verb form with the same meaning as 「長じる」; rarely used.
- Antonym衰老WrittenThe antonym: a written/formal word for growing old and frail; rare, and opposite to the growth 「成育」 describes.
For growing up, say 「育つ」; for growth in general, 「成長」. 「成育」 is a written/formal word for humans and animals developing from young to mature, as in 「稚魚の成育」. For plant growth use 「生育」; for growing old, the opposite, use 「衰老」.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only


