Japanese i-adjective

atatakai — warm 温かい

Explore the principal positive, negative, past, non-past and conditional forms of this Japanese adjective.

How i-adjectives conjugate

The final changes to create negative, past and connecting forms. The adjective itself carries this grammatical information, so a separate verb is not required in the plain forms.

Conjugation table

The English glosses are approximate; the natural translation depends on the surrounding sentence.

Form Style Positive Negative
Present (non-past) Plain is warm atatakai 温かい is not warm atatakakunai 温かくない
Polite atatakai desu 温かいです atatakakunai desu 温かくないです
Past Plain was warm atatakakatta 温かかった was not warm atatakakunakatta 温かくなかった
Polite atatakakatta desu 温かかったです atatakakunakatta desu 温かくなかったです
Presumptive Plain will probably be warm atatakai darō 温かいだろう atatakakunai darō 温かくないだろう
Polite atatakai deshō 温かいでしょう atatakakunai deshō 温かくないでしょう
Conditional Standard if it is warm atatakakereba 温かければ if it is not warm atatakakunakereba 温かくなければ
Connecting form Standard atatakakute 温かくて atatakakunakute 温かくなくて

These conjugations are generated automatically and are intended as a learning guide. Check the natural usage in context when accuracy is important.