煮立つ|にたつnitatsu[2]nakadaka (mid-high)
This browser can't play pronunciations (needs Safari 18.4 or later, or Chrome / Edge / Firefox).
- godan verb, intransitive verbto boil; to simmer
Conjugation
| Dictionary form | 煮立つ(にたつ) |
|---|---|
| Polite (masu) | 煮立ちます(にたちます) |
| Negative (nai) | 煮立たない(にたたない) |
| polite (masen) | 煮立ちません(にたちません) |
| classical zu / nu | 煮立たず・煮立たぬ(にたたず・にたたぬ) |
| Past (ta) | 煮立った(にたった) |
| polite (mashita) | 煮立ちました(にたちました) |
| Past negative (nakatta) | 煮立たなかった(にたたなかった) |
| polite (masen deshita) | 煮立ちませんでした(にたちませんでした) |
| Te form | 煮立って(にたって) |
| Potential | 煮立てる(にたてる) |
| Passive | 煮立たれる(にたたれる) |
| Causative | 煮立たせる(にたたせる) |
| Causative passive | 煮立たせられる・煮立たされる(にたたせられる・にたたされる) |
| Conditional (ba) | 煮立てば(にたてば) |
| tara | 煮立ったら(にたったら) |
| Volitional | 煮立とう(にたとう) |
| polite (mashou) | 煮立ちましょう(にたちましょう) |
| Imperative | 煮立て(にたて) |
Common forms generated by rule; see the senses for honorific or irregular usage.
- Synonym煮えるにえるNeutralFor food being cooked through until ready to eat; the point is doneness, while 「煮立つ」 is about the broth bubbling as it simmers.
- Synonym沸くわくNeutralWater coming to a boil; also a crowd erupting in cheers or excitement. A common everyday word.
- Related沸騰ふっとうNeutralSino-Japanese word for a liquid boiling; also figurative of public opinion boiling over or prices soaring.
- Related煮えくり返るにえくりかえるNeutralWater boiling and rolling hard; mostly figurative for seething rage, as in 「腸が煮えくり返る」.
- Related煮えたぎるにえたぎるNeutralA hard, rolling boil — stronger than 「煮立つ」; also figurative for hot blood.
- Related煮え立つにえたつNeutralAlmost synonymous with 「煮立つ」; can also describe anger boiling up, but is used less often.
- RelatedたぎるWrittenBoiling, or of torrents churning and cascading; also figurative for emotions welling up. Written/formal prose.
- Related煮え返るにえかえるNeutralBoiling and rolling; mostly figurative for being furious, as in 「腸が煮え返る」.
- Related煮沸しゃふつNeutralBringing water etc. to the boil, typically for sterilization, as in 「煮沸消毒」; 「煮立つ」 is about broth bubbling while cooking.
- Antonym煮冷めるNeutralAntonym: cooling down after boiling, the opposite of being at a boil; not a fixed expression.
For water coming to the boil, use 「沸く」 or 「沸騰する」; for broth bubbling as a dish simmers, 「煮立つ」; for food cooked through, 「煮える」; for sterilizing by boiling, 「煮沸」. 「煮えたぎる」 is stronger than 「煮立つ」, 「煮えくり返る」 and 「煮え返る」 often describe seething anger, and 「滾る」 is written-style.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only


