足りる|たりるtariru[0]heiban (flat)
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- ichidan verb, intransitive verbto be sufficient; to be enough
- ichidan verb, intransitive verbto be worth doing; to be worthy of; to deservein the form に足りる after a verb
- ichidan verb, intransitive verbto do (the job); to serve; to answer
Conjugation
| Dictionary form | 足りる(たりる) |
|---|---|
| Polite (masu) | 足ります(たります) |
| Negative (nai) | 足りない(たりない) |
| polite (masen) | 足りません(たりません) |
| classical zu / nu | 足りず・足りぬ(たりず・たりぬ) |
| Past (ta) | 足りた(たりた) |
| polite (mashita) | 足りました(たりました) |
| Past negative (nakatta) | 足りなかった(たりなかった) |
| polite (masen deshita) | 足りませんでした(たりませんでした) |
| Te form | 足りて(たりて) |
| Potential | 足りられる(たりられる) |
| Passive | 足りられる(たりられる) |
| Causative | 足りさせる(たりさせる) |
| Causative passive | 足りさせられる(たりさせられる) |
| Conditional (ba) | 足りれば(たりれば) |
| tara | 足りたら(たりたら) |
| Volitional | 足りよう(たりよう) |
| polite (mashou) | 足りましょう(たりましょう) |
| Imperative | 足りろ(たりろ) |
Common forms generated by rule; see the senses for honorific or irregular usage.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only
- Synonym足るたるWrittenLiterary form of 「足りる」, seen mostly in set phrases like 「取るに足らない」「信頼するに足る」.
- Related間に合うまにあうNeutralGood enough for the need at hand, as in 「これで間に合う」「十分間に合う」; also means making it in time.
- Related満たすみたすNeutralTransitive: to fill something or meet conditions, as in 「条件を満たす」「お腹を満たす」; 「足りる」 is intransitive and says the amount itself is enough.
- Related事足りることたりるWrittenWritten/formal prose for being enough to get the job done, as in 「電話で事足りる」; stresses that nothing more is needed.
- Antonym欠けるかけるNeutralThe opposite of 「足りる」: a needed part is missing, as in 「人手が欠ける」; also used for things being chipped.
- Antonym足りないたりないNeutralThe opposite of 「足りる」: not enough, as in 「お金が足りない」; can also mean slow-witted.
Use 「足りる」 by default for amounts being enough. 「間に合う」 covers coping with the need at hand, 「事足りる」 is written/formal prose, 「足る」 is the literary form, 「満たす」 means meeting conditions, and 「足りない」 means not enough.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only


