弾む・勢む|はずむhazumu[0]heiban (flat)
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- godan verb, intransitive verbto spring; to bound; to bounce
- godan verb, intransitive verbto be stimulated; to be encouraged; to get lively
- godan verb, transitive verbto pay handsomely; to splurge; to part eagerly with (money, etc.)
- godan verb, intransitive verbto breathe hard; to pant; to be out of breath
Conjugation
| Dictionary form | 弾む(はずむ) |
|---|---|
| Polite (masu) | 弾みます(はずみます) |
| Negative (nai) | 弾まない(はずまない) |
| polite (masen) | 弾みません(はずみません) |
| classical zu / nu | 弾まず・弾まぬ(はずまず・はずまぬ) |
| Past (ta) | 弾んだ(はずんだ) |
| polite (mashita) | 弾みました(はずみました) |
| Past negative (nakatta) | 弾まなかった(はずまなかった) |
| polite (masen deshita) | 弾みませんでした(はずみませんでした) |
| Te form | 弾んで(はずんで) |
| Potential | 弾める(はずめる) |
| Passive | 弾まれる(はずまれる) |
| Causative | 弾ませる(はずませる) |
| Causative passive | 弾ませられる・弾まされる(はずませられる・はずまされる) |
| Conditional (ba) | 弾めば(はずめば) |
| tara | 弾んだら(はずんだら) |
| Volitional | 弾もう(はずもう) |
| polite (mashou) | 弾みましょう(はずみましょう) |
| Imperative | 弾め(はずめ) |
Common forms generated by rule; see the senses for honorific or irregular usage.
- SynonymはねるNeutralCovers jumping up and splashing — 「魚が跳ねる」, 「油が跳ねる」. It stresses hopping about, while 「弾む」 stresses bouncing back or a lively atmosphere.
- SynonymバウンドNeutralLoanword for a ball bouncing, as in 「ボールがバウンドする」; leans toward sports contexts.
- Synonym跳ね返るはねかえるNeutralFor rebounding or splashing back, as in 「影響が跳ね返る」; stresses the bounce-back or knock-on effect.
- SynonymリバウンドNeutralLoanword for regaining lost weight after a diet, or a rebound in basketball; leans toward weight and sports.
- Related跳ね上がるはねあがるNeutralFor jumping up or prices shooting up, as in 「物価が跳ね上がる」; stresses a sharp rise.
- Related躍るおどるWrittenWritten/formal prose for a heart pounding with excitement, as in 「胸が躍る」; leans toward stirred emotions.
- Related飛び出すとびだすNeutralFor dashing or leaping out, as in 「道に飛び出す」; stresses bursting out suddenly.
- Related飛ぶとぶNeutralFor flying or leaping off the ground, as in 「鳥が飛ぶ」; stresses taking to the air and lacks the bounce-back sense.
- Related跳躍ちょうやくWrittenWritten/formal noun for jumping, as in 「跳躍力」; leans toward sports terminology.
- Related飛び上がるとびあがるNeutralFor jumping up in the air, as in 「驚いて飛び上がる」; stresses leaping high in one go.
- Related飛び跳ねるとびはねるNeutralFor skipping and hopping about, as in 「喜んで飛び跳ねる」; stresses repeated jumping.
Use 「弾む」 for a ball bouncing, a conversation turning lively, or spirits and breathing quickening, and for spending freely, as in 「話が弾む」 and 「チップを弾む」. For jumping up, say 「跳ねる」; for a ball's bounce, 「バウンド」; for a heart leaping with excitement, 「胸が躍る」.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only


