尽きる (tsukiru) conjugation
to be used up, to be run out
尽きる (つきる, tsukiru) is an ichidan verb. Ichidan verbs are the tidy ones: drop the final る and add the ending. Nothing inside the word ever changes. Every form below is tappable — hear it, then say it back.
Conjugation table
| Form | Plain (casual) | Polite (~ます) | When you use it |
|---|---|---|---|
| Dictionary / plain | 尽きる tsukiru | 尽きます tsukimasu | The form you look up. Also the casual present and future. |
| Plain negative | 尽きない tsukinai | 尽きません tsukimasen | “doesn’t / won’t”. From here it conjugates like an i-adjective. |
| Plain past | 尽きた tsukita | 尽きました tsukimashita | The casual past — same ending as the te-form, with た/だ. |
| Plain past negative | 尽きなかった tsukinakatta | 尽きませんでした tsukimasendeshita | “didn’t”. The negative past, still i-adjective-shaped. |
| Te-form | 尽きて tsukite | — | The connector: requests, linking clauses, ~ている. |
| Progressive (~ている) | 尽きている tsukiteiru | 尽きています tsukiteimasu | “is ~ing”, or an ongoing resulting state. |
| Desire (~たい) | 尽きたい tsukitai | 尽きたいです tsukitaidesu | “want to ~”. Behaves as an i-adjective. |
| Volitional | 尽きよう tsukiyou | 尽きましょう tsukimashou | “let’s ~” / “I think I’ll ~”. |
| Potential | 尽きられる tsukirareru | 尽きられます tsukiraremasu | “can ~”. What you could do; the object often takes が. |
| Passive | 尽きられる tsukirareru | 尽きられます tsukiraremasu | “is ~ed”. Also the honorific and the suffering passive. |
| Causative | 尽きさせる tsukisaseru | 尽きさせます tsukisasemasu | Make or let someone do it. |
| Causative-passive | 尽きさせられる tsukisaserareru | 尽きさせられます tsukisaseraremasu | Be made to do it — the long one. |
| Imperative | 尽きろ tsukiro | 尽きてください tsukitekudasai | Blunt order. Use ~てください in real life. |
| Prohibitive | 尽きるな tsukiruna | — | “don’t!” — dictionary form + な. |
| Conditional (~ば) | 尽きれば tsukireba | — | “if ~”. General rules and hypotheticals. |
| Conditional (~たら) | 尽きたら tsukitara | — | “if / when ~”. The everyday conditional. |
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Why it conjugates this way
Ichidan verbs are the tidy ones: drop the final る and add the ending. Nothing inside the word ever changes.
See the full rules on the verb conjugation guide.
