焦がす (kogasu) conjugation
to burn, to scorch
焦がす (こがす, kogasu) 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.
Conjugation table
| Form | Plain (casual) | Polite (~ます) | When you use it |
|---|---|---|---|
| Dictionary / plain | 焦がす kogasu | 焦がします kogashimasu | The form you look up. Also the casual present and future. |
| Plain negative | 焦がさない kogasanai | 焦がしません kogashimasen | “doesn’t / won’t”. From here it conjugates like an i-adjective. |
| Plain past | 焦がした kogashita | 焦がしました kogashimashita | The casual past — same ending as the te-form, with た/だ. |
| Plain past negative | 焦がさなかった kogasanakatta | 焦がしませんでした kogashimasendeshita | “didn’t”. The negative past, still i-adjective-shaped. |
| Te-form | 焦がして kogashite | — | The connector: requests, linking clauses, ~ている. |
| Progressive (~ている) | 焦がしている kogashiteiru | 焦がしています kogashiteimasu | “is ~ing”, or an ongoing resulting state. |
| Desire (~たい) | 焦がしたい kogashitai | 焦がしたいです kogashitaidesu | “want to ~”. Behaves as an i-adjective. |
| Volitional | 焦がそう kogasou | 焦がしましょう kogashimashou | “let’s ~” / “I think I’ll ~”. |
| Potential | 焦がせる kogaseru | 焦がせます kogasemasu | “can ~”. What you could do; the object often takes が. |
| Passive | 焦がされる kogasareru | 焦がされます kogasaremasu | “is ~ed”. Also the honorific and the suffering passive. |
| Causative | 焦がさせる kogasaseru | 焦がさせます kogasasemasu | Make or let someone do it. |
| Causative-passive | 焦がさせられる kogasaserareru | 焦がさせられます kogasaseraremasu | Be made to do it — the long one. |
| Imperative | 焦がせ kogase | 焦がしてください kogashitekudasai | Blunt order. Use ~てください in real life. |
| Prohibitive | 焦がすな kogasuna | — | “don’t!” — dictionary form + な. |
| Conditional (~ば) | 焦がせば kogaseba | — | “if ~”. General rules and hypotheticals. |
| Conditional (~たら) | 焦がしたら kogashitara | — | “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.