燃やす (moyasu) conjugation
to burn
燃やす (もやす, moyasu) 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 | 燃やす moyasu | 燃やします moyashimasu | The form you look up. Also the casual present and future. |
| Plain negative | 燃やさない moyasanai | 燃やしません moyashimasen | “doesn’t / won’t”. From here it conjugates like an i-adjective. |
| Plain past | 燃やした moyashita | 燃やしました moyashimashita | The casual past — same ending as the te-form, with た/だ. |
| Plain past negative | 燃やさなかった moyasanakatta | 燃やしませんでした moyashimasendeshita | “didn’t”. The negative past, still i-adjective-shaped. |
| Te-form | 燃やして moyashite | — | The connector: requests, linking clauses, ~ている. |
| Progressive (~ている) | 燃やしている moyashiteiru | 燃やしています moyashiteimasu | “is ~ing”, or an ongoing resulting state. |
| Desire (~たい) | 燃やしたい moyashitai | 燃やしたいです moyashitaidesu | “want to ~”. Behaves as an i-adjective. |
| Volitional | 燃やそう moyasou | 燃やしましょう moyashimashou | “let’s ~” / “I think I’ll ~”. |
| Potential | 燃やせる moyaseru | 燃やせます moyasemasu | “can ~”. What you could do; the object often takes が. |
| Passive | 燃やされる moyasareru | 燃やされます moyasaremasu | “is ~ed”. Also the honorific and the suffering passive. |
| Causative | 燃やさせる moyasaseru | 燃やさせます moyasasemasu | Make or let someone do it. |
| Causative-passive | 燃やさせられる moyasaserareru | 燃やさせられます moyasaseraremasu | Be made to do it — the long one. |
| Imperative | 燃やせ moyase | 燃やしてください moyashitekudasai | Blunt order. Use ~てください in real life. |
| Prohibitive | 燃やすな moyasuna | — | “don’t!” — dictionary form + な. |
| Conditional (~ば) | 燃やせば moyaseba | — | “if ~”. General rules and hypotheticals. |
| Conditional (~たら) | 燃やしたら moyashitara | — | “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.