崩す (kuzusu) conjugation
to destroy, to make change (money)
崩す (くずす, kuzusu) 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 | 崩す kuzusu | 崩します kuzushimasu | The form you look up. Also the casual present and future. |
| Plain negative | 崩さない kuzusanai | 崩しません kuzushimasen | “doesn’t / won’t”. From here it conjugates like an i-adjective. |
| Plain past | 崩した kuzushita | 崩しました kuzushimashita | The casual past — same ending as the te-form, with た/だ. |
| Plain past negative | 崩さなかった kuzusanakatta | 崩しませんでした kuzushimasendeshita | “didn’t”. The negative past, still i-adjective-shaped. |
| Te-form | 崩して kuzushite | — | The connector: requests, linking clauses, ~ている. |
| Progressive (~ている) | 崩している kuzushiteiru | 崩しています kuzushiteimasu | “is ~ing”, or an ongoing resulting state. |
| Desire (~たい) | 崩したい kuzushitai | 崩したいです kuzushitaidesu | “want to ~”. Behaves as an i-adjective. |
| Volitional | 崩そう kuzusou | 崩しましょう kuzushimashou | “let’s ~” / “I think I’ll ~”. |
| Potential | 崩せる kuzuseru | 崩せます kuzusemasu | “can ~”. What you could do; the object often takes が. |
| Passive | 崩される kuzusareru | 崩されます kuzusaremasu | “is ~ed”. Also the honorific and the suffering passive. |
| Causative | 崩させる kuzusaseru | 崩させます kuzusasemasu | Make or let someone do it. |
| Causative-passive | 崩させられる kuzusaserareru | 崩させられます kuzusaseraremasu | Be made to do it — the long one. |
| Imperative | 崩せ kuzuse | 崩してください kuzushitekudasai | Blunt order. Use ~てください in real life. |
| Prohibitive | 崩すな kuzusuna | — | “don’t!” — dictionary form + な. |
| Conditional (~ば) | 崩せば kuzuseba | — | “if ~”. General rules and hypotheticals. |
| Conditional (~たら) | 崩したら kuzushitara | — | “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.