耐える (taeru) conjugation
to endure, to put up with
耐える (たえる, taeru) 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 | 耐える taeru | 耐えます taemasu | The form you look up. Also the casual present and future. |
| Plain negative | 耐えない taenai | 耐えません taemasen | “doesn’t / won’t”. From here it conjugates like an i-adjective. |
| Plain past | 耐えた taeta | 耐えました taemashita | The casual past — same ending as the te-form, with た/だ. |
| Plain past negative | 耐えなかった taenakatta | 耐えませんでした taemasendeshita | “didn’t”. The negative past, still i-adjective-shaped. |
| Te-form | 耐えて taete | — | The connector: requests, linking clauses, ~ている. |
| Progressive (~ている) | 耐えている taeteiru | 耐えています taeteimasu | “is ~ing”, or an ongoing resulting state. |
| Desire (~たい) | 耐えたい taetai | 耐えたいです taetaidesu | “want to ~”. Behaves as an i-adjective. |
| Volitional | 耐えよう taeyou | 耐えましょう taemashou | “let’s ~” / “I think I’ll ~”. |
| Potential | 耐えられる taerareru | 耐えられます taeraremasu | “can ~”. What you could do; the object often takes が. |
| Passive | 耐えられる taerareru | 耐えられます taeraremasu | “is ~ed”. Also the honorific and the suffering passive. |
| Causative | 耐えさせる taesaseru | 耐えさせます taesasemasu | Make or let someone do it. |
| Causative-passive | 耐えさせられる taesaserareru | 耐えさせられます taesaseraremasu | Be made to do it — the long one. |
| Imperative | 耐えろ taero | 耐えてください taetekudasai | Blunt order. Use ~てください in real life. |
| Prohibitive | 耐えるな taeruna | — | “don’t!” — dictionary form + な. |
| Conditional (~ば) | 耐えれば taereba | — | “if ~”. General rules and hypotheticals. |
| Conditional (~たら) | 耐えたら taetara | — | “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.