勇ましい (isamashii) conjugation
brave, valiant
勇ましい (いさましい, isamashii) 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 | 勇ましい isamashii | 勇ましいです isamashiidesu | The form you look up. Also the casual “is ~”. |
| Negative | 勇ましくない isamashikunai | 勇ましくないです isamashikunaidesu | “is not ~”. |
| Past | 勇ましかった isamashikatta | 勇ましかったです isamashikattadesu | “was ~”. |
| Past negative | 勇ましくなかった isamashikunakatta | 勇ましくなかったです isamashikunakattadesu | “was not ~”. |
| Te-form | 勇ましくて isamashikute | — | Links to the next clause: “~ and …”. |
| Adverb | 勇ましく isamashiku | — | Turns it into “~ly”, describing a verb. |
| Before a noun | 勇ましい〜 isamashii〜 | — | How it attaches when it modifies a noun. |
| Conditional (~ば/なら) | 勇ましければ isamashikereba | — | “if it is ~”. |
| Conditional (~たら) | 勇ましかったら isamashikattara | — | “if / when it is ~”. The everyday conditional. |
| Become (~なる) | 勇ましくなる isamashikunaru | 勇ましくなります isamashikunarimasu | “becomes ~” — the change-of-state form. |
| Too much (~すぎる) | 勇ましすぎる isamashisugiru | 勇ましすぎます isamashisugimasu | “too ~”. |
| Looks ~ (~そう) | 勇ましそう isamashisou | 勇ましそうです isamashisoudesu | “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.