泊める (tomeru) conjugation
to have someone stay (over night) (v.t.)
泊める (とめる, tomeru) 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 | 泊める tomeru | 泊めます tomemasu | The form you look up. Also the casual present and future. |
| Plain negative | 泊めない tomenai | 泊めません tomemasen | “doesn’t / won’t”. From here it conjugates like an i-adjective. |
| Plain past | 泊めた tometa | 泊めました tomemashita | The casual past — same ending as the te-form, with た/だ. |
| Plain past negative | 泊めなかった tomenakatta | 泊めませんでした tomemasendeshita | “didn’t”. The negative past, still i-adjective-shaped. |
| Te-form | 泊めて tomete | — | The connector: requests, linking clauses, ~ている. |
| Progressive (~ている) | 泊めている tometeiru | 泊めています tometeimasu | “is ~ing”, or an ongoing resulting state. |
| Desire (~たい) | 泊めたい tometai | 泊めたいです tometaidesu | “want to ~”. Behaves as an i-adjective. |
| Volitional | 泊めよう tomeyou | 泊めましょう tomemashou | “let’s ~” / “I think I’ll ~”. |
| Potential | 泊められる tomerareru | 泊められます tomeraremasu | “can ~”. What you could do; the object often takes が. |
| Passive | 泊められる tomerareru | 泊められます tomeraremasu | “is ~ed”. Also the honorific and the suffering passive. |
| Causative | 泊めさせる tomesaseru | 泊めさせます tomesasemasu | Make or let someone do it. |
| Causative-passive | 泊めさせられる tomesaserareru | 泊めさせられます tomesaseraremasu | Be made to do it — the long one. |
| Imperative | 泊めろ tomero | 泊めてください tometekudasai | Blunt order. Use ~てください in real life. |
| Prohibitive | 泊めるな tomeruna | — | “don’t!” — dictionary form + な. |
| Conditional (~ば) | 泊めれば tomereba | — | “if ~”. General rules and hypotheticals. |
| Conditional (~たら) | 泊めたら tometara | — | “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.