懲りる (koriru) conjugation
to learn by experience, to be disgusted with
懲りる (こりる, koriru) 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 | 懲りる koriru | 懲ります korimasu | The form you look up. Also the casual present and future. |
| Plain negative | 懲りない korinai | 懲りません korimasen | “doesn’t / won’t”. From here it conjugates like an i-adjective. |
| Plain past | 懲りた korita | 懲りました korimashita | The casual past — same ending as the te-form, with た/だ. |
| Plain past negative | 懲りなかった korinakatta | 懲りませんでした korimasendeshita | “didn’t”. The negative past, still i-adjective-shaped. |
| Te-form | 懲りて korite | — | The connector: requests, linking clauses, ~ている. |
| Progressive (~ている) | 懲りている koriteiru | 懲りています koriteimasu | “is ~ing”, or an ongoing resulting state. |
| Desire (~たい) | 懲りたい koritai | 懲りたいです koritaidesu | “want to ~”. Behaves as an i-adjective. |
| Volitional | 懲りよう koriyou | 懲りましょう korimashou | “let’s ~” / “I think I’ll ~”. |
| Potential | 懲りられる korirareru | 懲りられます koriraremasu | “can ~”. What you could do; the object often takes が. |
| Passive | 懲りられる korirareru | 懲りられます koriraremasu | “is ~ed”. Also the honorific and the suffering passive. |
| Causative | 懲りさせる korisaseru | 懲りさせます korisasemasu | Make or let someone do it. |
| Causative-passive | 懲りさせられる korisaserareru | 懲りさせられます korisaseraremasu | Be made to do it — the long one. |
| Imperative | 懲りろ koriro | 懲りてください koritekudasai | Blunt order. Use ~てください in real life. |
| Prohibitive | 懲りるな koriruna | — | “don’t!” — dictionary form + な. |
| Conditional (~ば) | 懲りれば korireba | — | “if ~”. General rules and hypotheticals. |
| Conditional (~たら) | 懲りたら koritara | — | “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.