打ち消す (uchikesu) conjugation
to deny, to negate
打ち消す (うちけす, uchikesu) 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 | 打ち消す uchikesu | 打ち消します uchikeshimasu | The form you look up. Also the casual present and future. |
| Plain negative | 打ち消さない uchikesanai | 打ち消しません uchikeshimasen | “doesn’t / won’t”. From here it conjugates like an i-adjective. |
| Plain past | 打ち消した uchikeshita | 打ち消しました uchikeshimashita | The casual past — same ending as the te-form, with た/だ. |
| Plain past negative | 打ち消さなかった uchikesanakatta | 打ち消しませんでした uchikeshimasendeshita | “didn’t”. The negative past, still i-adjective-shaped. |
| Te-form | 打ち消して uchikeshite | — | The connector: requests, linking clauses, ~ている. |
| Progressive (~ている) | 打ち消している uchikeshiteiru | 打ち消しています uchikeshiteimasu | “is ~ing”, or an ongoing resulting state. |
| Desire (~たい) | 打ち消したい uchikeshitai | 打ち消したいです uchikeshitaidesu | “want to ~”. Behaves as an i-adjective. |
| Volitional | 打ち消そう uchikesou | 打ち消しましょう uchikeshimashou | “let’s ~” / “I think I’ll ~”. |
| Potential | 打ち消せる uchikeseru | 打ち消せます uchikesemasu | “can ~”. What you could do; the object often takes が. |
| Passive | 打ち消される uchikesareru | 打ち消されます uchikesaremasu | “is ~ed”. Also the honorific and the suffering passive. |
| Causative | 打ち消させる uchikesaseru | 打ち消させます uchikesasemasu | Make or let someone do it. |
| Causative-passive | 打ち消させられる uchikesaserareru | 打ち消させられます uchikesaseraremasu | Be made to do it — the long one. |
| Imperative | 打ち消せ uchikese | 打ち消してください uchikeshitekudasai | Blunt order. Use ~てください in real life. |
| Prohibitive | 打ち消すな uchikesuna | — | “don’t!” — dictionary form + な. |
| Conditional (~ば) | 打ち消せば uchikeseba | — | “if ~”. General rules and hypotheticals. |
| Conditional (~たら) | 打ち消したら uchikeshitara | — | “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.