促す (unagasu) conjugation
to urge, to suggest, to demand
促す (うながす, unagasu) 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 | 促す unagasu | 促します unagashimasu | The form you look up. Also the casual present and future. |
| Plain negative | 促さない unagasanai | 促しません unagashimasen | “doesn’t / won’t”. From here it conjugates like an i-adjective. |
| Plain past | 促した unagashita | 促しました unagashimashita | The casual past — same ending as the te-form, with た/だ. |
| Plain past negative | 促さなかった unagasanakatta | 促しませんでした unagashimasendeshita | “didn’t”. The negative past, still i-adjective-shaped. |
| Te-form | 促して unagashite | — | The connector: requests, linking clauses, ~ている. |
| Progressive (~ている) | 促している unagashiteiru | 促しています unagashiteimasu | “is ~ing”, or an ongoing resulting state. |
| Desire (~たい) | 促したい unagashitai | 促したいです unagashitaidesu | “want to ~”. Behaves as an i-adjective. |
| Volitional | 促そう unagasou | 促しましょう unagashimashou | “let’s ~” / “I think I’ll ~”. |
| Potential | 促せる unagaseru | 促せます unagasemasu | “can ~”. What you could do; the object often takes が. |
| Passive | 促される unagasareru | 促されます unagasaremasu | “is ~ed”. Also the honorific and the suffering passive. |
| Causative | 促させる unagasaseru | 促させます unagasasemasu | Make or let someone do it. |
| Causative-passive | 促させられる unagasaserareru | 促させられます unagasaseraremasu | Be made to do it — the long one. |
| Imperative | 促せ unagase | 促してください unagashitekudasai | Blunt order. Use ~てください in real life. |
| Prohibitive | 促すな unagasuna | — | “don’t!” — dictionary form + な. |
| Conditional (~ば) | 促せば unagaseba | — | “if ~”. General rules and hypotheticals. |
| Conditional (~たら) | 促したら unagashitara | — | “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.