隠す (kakusu) conjugation
to hide, to conceal
隠す (かくす, kakusu) 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 | 隠す kakusu | 隠します kakushimasu | The form you look up. Also the casual present and future. |
| Plain negative | 隠さない kakusanai | 隠しません kakushimasen | “doesn’t / won’t”. From here it conjugates like an i-adjective. |
| Plain past | 隠した kakushita | 隠しました kakushimashita | The casual past — same ending as the te-form, with た/だ. |
| Plain past negative | 隠さなかった kakusanakatta | 隠しませんでした kakushimasendeshita | “didn’t”. The negative past, still i-adjective-shaped. |
| Te-form | 隠して kakushite | — | The connector: requests, linking clauses, ~ている. |
| Progressive (~ている) | 隠している kakushiteiru | 隠しています kakushiteimasu | “is ~ing”, or an ongoing resulting state. |
| Desire (~たい) | 隠したい kakushitai | 隠したいです kakushitaidesu | “want to ~”. Behaves as an i-adjective. |
| Volitional | 隠そう kakusou | 隠しましょう kakushimashou | “let’s ~” / “I think I’ll ~”. |
| Potential | 隠せる kakuseru | 隠せます kakusemasu | “can ~”. What you could do; the object often takes が. |
| Passive | 隠される kakusareru | 隠されます kakusaremasu | “is ~ed”. Also the honorific and the suffering passive. |
| Causative | 隠させる kakusaseru | 隠させます kakusasemasu | Make or let someone do it. |
| Causative-passive | 隠させられる kakusaserareru | 隠させられます kakusaseraremasu | Be made to do it — the long one. |
| Imperative | 隠せ kakuse | 隠してください kakushitekudasai | Blunt order. Use ~てください in real life. |
| Prohibitive | 隠すな kakusuna | — | “don’t!” — dictionary form + な. |
| Conditional (~ば) | 隠せば kakuseba | — | “if ~”. General rules and hypotheticals. |
| Conditional (~たら) | 隠したら kakushitara | — | “if / when ~”. The everyday conditional. |
🔊 Tap any Japanese word to hear it spoken.
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.