なくなる (nakunaru) conjugation
to disappear, to get lost
なくなる (なくなる, nakunaru) is a godan verb. Godan verbs change their final kana up and down its column of the kana chart — the a-row for negatives, the i-row before ます, the e-row for potential and ば. Every form below is tappable — hear it, then say it back.
Written 無くなる in kanji, but usually written in kana alone.
Conjugation table
| Form | Plain (casual) | Polite (~ます) | When you use it |
|---|---|---|---|
| Dictionary / plain | なくなる nakunaru | なくなります nakunarimasu | The form you look up. Also the casual present and future. |
| Plain negative | なくならない nakunaranai | なくなりません nakunarimasen | “doesn’t / won’t”. From here it conjugates like an i-adjective. |
| Plain past | なくなった nakunatta | なくなりました nakunarimashita | The casual past — same ending as the te-form, with た/だ. |
| Plain past negative | なくならなかった nakunaranakatta | なくなりませんでした nakunarimasendeshita | “didn’t”. The negative past, still i-adjective-shaped. |
| Te-form | なくなって nakunatte | — | The connector: requests, linking clauses, ~ている. |
| Progressive (~ている) | なくなっている nakunatteiru | なくなっています nakunatteimasu | “is ~ing”, or an ongoing resulting state. |
| Desire (~たい) | なくなりたい nakunaritai | なくなりたいです nakunaritaidesu | “want to ~”. Behaves as an i-adjective. |
| Volitional | なくなろう nakunarou | なくなりましょう nakunarimashou | “let’s ~” / “I think I’ll ~”. |
| Potential | なくなれる nakunareru | なくなれます nakunaremasu | “can ~”. What you could do; the object often takes が. |
| Passive | なくなられる nakunarareru | なくなられます nakunararemasu | “is ~ed”. Also the honorific and the suffering passive. |
| Causative | なくならせる nakunaraseru | なくならせます nakunarasemasu | Make or let someone do it. |
| Causative-passive | なくならされる nakunarasareru | なくならされます nakunarasaremasu | Be made to do it — the long one. |
| Imperative | なくなれ nakunare | なくなってください nakunattekudasai | Blunt order. Use ~てください in real life. |
| Prohibitive | なくなるな nakunaruna | — | “don’t!” — dictionary form + な. |
| Conditional (~ば) | なくなれば nakunareba | — | “if ~”. General rules and hypotheticals. |
| Conditional (~たら) | なくなったら nakunattara | — | “if / when ~”. The everyday conditional. |
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Why it conjugates this way
Godan verbs change their final kana up and down its column of the kana chart — the a-row for negatives, the i-row before ます, the e-row for potential and ば.
See the full rules on the verb conjugation guide.