反する (hansuru) conjugation
to be inconsistent with, to oppose, to contradict
反する (はんする, hansuru) is an irregular verb. Only する and 来る are truly irregular, and every learner meets them in week one. 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 | 反する hansuru | 反します hanshimasu | The form you look up. Also the casual present and future. |
| Plain negative | 反しない hanshinai | 反しません hanshimasen | “doesn’t / won’t”. From here it conjugates like an i-adjective. |
| Plain past | 反した hanshita | 反しました hanshimashita | The casual past — same ending as the te-form, with た/だ. |
| Plain past negative | 反しなかった hanshinakatta | 反しませんでした hanshimasendeshita | “didn’t”. The negative past, still i-adjective-shaped. |
| Te-form | 反して hanshite | — | The connector: requests, linking clauses, ~ている. |
| Progressive (~ている) | 反している hanshiteiru | 反しています hanshiteimasu | “is ~ing”, or an ongoing resulting state. |
| Desire (~たい) | 反したい hanshitai | 反したいです hanshitaidesu | “want to ~”. Behaves as an i-adjective. |
| Volitional | 反しよう hanshiyou | 反しましょう hanshimashou | “let’s ~” / “I think I’ll ~”. |
| Potential | 反できる handekiru | 反できます handekimasu | “can ~”. What you could do; the object often takes が. |
| Passive | 反される hansareru | 反されます hansaremasu | “is ~ed”. Also the honorific and the suffering passive. |
| Causative | 反させる hansaseru | 反させます hansasemasu | Make or let someone do it. |
| Causative-passive | 反させられる hansaserareru | 反させられます hansaseraremasu | Be made to do it — the long one. |
| Imperative | 反しろ hanshiro | 反してください hanshitekudasai | Blunt order. Use ~てください in real life. |
| Prohibitive | 反するな hansuruna | — | “don’t!” — dictionary form + な. |
| Conditional (~ば) | 反すれば hansureba | — | “if ~”. General rules and hypotheticals. |
| Conditional (~たら) | 反したら hanshitara | — | “if / when ~”. The everyday conditional. |
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Why it conjugates this way
Only する and 来る are truly irregular, and every learner meets them in week one.
See the full rules on the verb conjugation guide.