欠落|けつらくketsuraku[0]heiban (flat)
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- noun, suru verb, intransitive verblack; absence; omission
Conjugation
| Dictionary form | 欠落する(けつらくする) |
|---|---|
| Polite (masu) | 欠落します(けつらくします) |
| Negative (nai) | 欠落しない(けつらくしない) |
| polite (masen) | 欠落しません(けつらくしません) |
| classical zu / nu | 欠落せず・欠落せぬ(けつらくせず・けつらくせぬ) |
| Past (ta) | 欠落した(けつらくした) |
| polite (mashita) | 欠落しました(けつらくしました) |
| Past negative (nakatta) | 欠落しなかった(けつらくしなかった) |
| polite (masen deshita) | 欠落しませんでした(けつらくしませんでした) |
| Te form | 欠落して(けつらくして) |
| Potential | 欠落できる(けつらくできる) |
| Passive | 欠落される(けつらくされる) |
| Causative | 欠落させる(けつらくさせる) |
| Causative passive | 欠落させられる(けつらくさせられる) |
| Conditional (ba) | 欠落すれば(けつらくすれば) |
| tara | 欠落したら(けつらくしたら) |
| Volitional | 欠落しよう(けつらくしよう) |
| polite (mashou) | 欠落しましょう(けつらくしましょう) |
| Imperative | 欠落しろ(けつらくしろ) |
Common forms generated by rule; see the senses for honorific or irregular usage.
- Synonym欠如けつじょWrittenWritten/formal prose for the lack of something, typically an ability or awareness, as in 「責任感の欠如」.
- Related欠乏けつぼうWrittenWritten/formal prose for a shortage of something needed, as in 「ビタミン欠乏」 or 「睡眠の欠乏」; 「欠落」 is about a part dropping out of a whole.
- Related不足ふそくNeutralThe most general word for insufficiency or shortage; 「欠落」 specifically means a part that should be there has dropped out or gone missing.
- Related払底ふっていFormalFormal term for supplies running out, as in 「在庫が払底する」; rare in everyday use.
- Related乏しさNeutralA nominalized way of saying something is scarce or meager; refers to the degree of scarcity and is not much used.
- Antonym充足じゅうそくWrittenWritten/formal prose antonym meaning sufficiency; the opposite of the missing or dropped-out sense of 「欠落」.
- Antonym完備かんびWrittenWritten/formal prose antonym for being fully equipped, as in 「冷暖房完備」; the opposite of 「欠落」.
Use 「欠落」 when a part that should be there drops out of a whole, as in 「記憶の欠落」 or 「データが欠落する」. For a general shortage say 「不足」; for lack of an ability or awareness, 「欠如」; when everything needed is in place, 「完備」.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only


