綴じる (tojiru) conjugation
to bind, to file
綴じる (とじる, tojiru) is an ichidan verb. Ichidan verbs are the tidy ones: drop the final る and add the ending. Nothing inside the word ever changes. 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 | 綴じる tojiru | 綴じます tojimasu | The form you look up. Also the casual present and future. |
| Plain negative | 綴じない tojinai | 綴じません tojimasen | “doesn’t / won’t”. From here it conjugates like an i-adjective. |
| Plain past | 綴じた tojita | 綴じました tojimashita | The casual past — same ending as the te-form, with た/だ. |
| Plain past negative | 綴じなかった tojinakatta | 綴じませんでした tojimasendeshita | “didn’t”. The negative past, still i-adjective-shaped. |
| Te-form | 綴じて tojite | — | The connector: requests, linking clauses, ~ている. |
| Progressive (~ている) | 綴じている tojiteiru | 綴じています tojiteimasu | “is ~ing”, or an ongoing resulting state. |
| Desire (~たい) | 綴じたい tojitai | 綴じたいです tojitaidesu | “want to ~”. Behaves as an i-adjective. |
| Volitional | 綴じよう tojiyou | 綴じましょう tojimashou | “let’s ~” / “I think I’ll ~”. |
| Potential | 綴じられる tojirareru | 綴じられます tojiraremasu | “can ~”. What you could do; the object often takes が. |
| Passive | 綴じられる tojirareru | 綴じられます tojiraremasu | “is ~ed”. Also the honorific and the suffering passive. |
| Causative | 綴じさせる tojisaseru | 綴じさせます tojisasemasu | Make or let someone do it. |
| Causative-passive | 綴じさせられる tojisaserareru | 綴じさせられます tojisaseraremasu | Be made to do it — the long one. |
| Imperative | 綴じろ tojiro | 綴じてください tojitekudasai | Blunt order. Use ~てください in real life. |
| Prohibitive | 綴じるな tojiruna | — | “don’t!” — dictionary form + な. |
| Conditional (~ば) | 綴じれば tojireba | — | “if ~”. General rules and hypotheticals. |
| Conditional (~たら) | 綴じたら tojitara | — | “if / when ~”. The everyday conditional. |
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Why it conjugates this way
Ichidan verbs are the tidy ones: drop the final る and add the ending. Nothing inside the word ever changes.
See the full rules on the verb conjugation guide.