冷たい (tsumetai) conjugation
cold (things, people)
冷たい (つめたい, tsumetai) is an i-adjective. I-adjectives carry their own tense: drop the final い and the endings attach straight to the stem. No だ, no です needed to make a complete sentence.
Conjugation table
| Form | Plain (casual) | Polite (~です) | When you use it |
|---|---|---|---|
| Dictionary / plain | 冷たい tsumetai | 冷たいです tsumetaidesu | The form you look up. Also the casual “is ~”. |
| Negative | 冷たくない tsumetakunai | 冷たくないです tsumetakunaidesu | “is not ~”. |
| Past | 冷たかった tsumetakatta | 冷たかったです tsumetakattadesu | “was ~”. |
| Past negative | 冷たくなかった tsumetakunakatta | 冷たくなかったです tsumetakunakattadesu | “was not ~”. |
| Te-form | 冷たくて tsumetakute | — | Links to the next clause: “~ and …”. |
| Adverb | 冷たく tsumetaku | — | Turns it into “~ly”, describing a verb. |
| Before a noun | 冷たい〜 tsumetai〜 | — | How it attaches when it modifies a noun. |
| Conditional (~ば/なら) | 冷たければ tsumetakereba | — | “if it is ~”. |
| Conditional (~たら) | 冷たかったら tsumetakattara | — | “if / when it is ~”. The everyday conditional. |
| Become (~なる) | 冷たくなる tsumetakunaru | 冷たくなります tsumetakunarimasu | “becomes ~” — the change-of-state form. |
| Too much (~すぎる) | 冷たすぎる tsumetasugiru | 冷たすぎます tsumetasugimasu | “too ~”. |
| Looks ~ (~そう) | 冷たそう tsumetasou | 冷たそうです tsumetasoudesu | “looks / seems ~” from appearance. |
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Why it conjugates this way
I-adjectives carry their own tense: drop the final い and the endings attach straight to the stem. No だ, no です needed to make a complete sentence.
See the full rules in the adjective conjugation guide.