裂く (saku) conjugation
to tear, to split
裂く (さく, saku) 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 | 裂く saku | 裂きます sakimasu | The form you look up. Also the casual present and future. |
| Plain negative | 裂かない sakanai | 裂きません sakimasen | “doesn’t / won’t”. From here it conjugates like an i-adjective. |
| Plain past | 裂いた saita | 裂きました sakimashita | The casual past — same ending as the te-form, with た/だ. |
| Plain past negative | 裂かなかった sakanakatta | 裂きませんでした sakimasendeshita | “didn’t”. The negative past, still i-adjective-shaped. |
| Te-form | 裂いて saite | — | The connector: requests, linking clauses, ~ている. |
| Progressive (~ている) | 裂いている saiteiru | 裂いています saiteimasu | “is ~ing”, or an ongoing resulting state. |
| Desire (~たい) | 裂きたい sakitai | 裂きたいです sakitaidesu | “want to ~”. Behaves as an i-adjective. |
| Volitional | 裂こう sakou | 裂きましょう sakimashou | “let’s ~” / “I think I’ll ~”. |
| Potential | 裂ける sakeru | 裂けます sakemasu | “can ~”. What you could do; the object often takes が. |
| Passive | 裂かれる sakareru | 裂かれます sakaremasu | “is ~ed”. Also the honorific and the suffering passive. |
| Causative | 裂かせる sakaseru | 裂かせます sakasemasu | Make or let someone do it. |
| Causative-passive | 裂かされる sakasareru | 裂かされます sakasaremasu | Be made to do it — the long one. |
| Imperative | 裂け sake | 裂いてください saitekudasai | Blunt order. Use ~てください in real life. |
| Prohibitive | 裂くな sakuna | — | “don’t!” — dictionary form + な. |
| Conditional (~ば) | 裂けば sakeba | — | “if ~”. General rules and hypotheticals. |
| Conditional (~たら) | 裂いたら saitara | — | “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.