崩す（くずす）Conjugation
JLPT N1 · Godan verb (Group 1) · Meaning: to collapse/break down
Full conjugation table
| Form | Japanese | Reading |
|---|---|---|
| Dictionary form The base form — casual speech and the stem for many grammar patterns. | 崩す | くずす |
| masu (polite present) Polite present/future affirmative. | 崩します | くずします |
| masen (polite negative) Polite present negative. | 崩しません | くずしません |
| mashita (polite past) Polite past affirmative. | 崩しました | くずしました |
| masen deshita (polite past neg.) Polite past negative. | 崩しませんでした | くずしませんでした |
| te-form The most versatile form — linking, requests, progressive and more. | 崩して | くずして |
| ta (plain past) Plain past affirmative. | 崩した | くずした |
| nai (plain negative) Plain present negative. | 崩さない | くずさない |
| nakatta (plain past neg.) Plain past negative. | 崩さなかった | くずさなかった |
| Potential Ability or possibility — 'can do'. | 崩せる | くずせる |
| Passive Passive voice — 'to be done to'. | 崩される | くずされる |
| Causative Causative — 'to make/let someone do'. | 崩させる | くずさせる |
| Volitional Volitional — 'let's…' or intention. | 崩そう | くずそう |
| Imperative Imperative — a strong command; used sparingly. | 崩せ | くずせ |
| Prohibitive Prohibitive — 'don't do it!'. | 崩すな | くずすな |
| Conditional (ba) Hypothetical 'if' — leans written. | 崩せば | くずせば |
| Conditional (tara) The most versatile everyday 'if / when'. | 崩したら | くずしたら |
Example sentences
- バランスを崩して転ぶ。 — He loses his balance and falls.
- 字を崩して書く。 — He writes the characters in a cursive, loose style.