Japanese i-adjective

mazui — bad tasting 不味い

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 bad tasting mazui 不味い is not bad tasting mazukunai 不味くない
Polite mazui desu 不味いです mazukunai desu 不味くないです
Past Plain was bad tasting mazukatta 不味かった was not bad tasting mazukunakatta 不味くなかった
Polite mazukatta desu 不味かったです mazukunakatta desu 不味くなかったです
Presumptive Plain will probably be bad tasting mazui darō 不味いだろう mazukunai darō 不味くないだろう
Polite mazui deshō 不味いでしょう mazukunai deshō 不味くないでしょう
Conditional Standard if it is bad tasting mazukereba 不味ければ if it is not bad tasting mazukunakereba 不味くなければ
Connecting form Standard mazukute 不味くて mazukunakute 不味くなくて

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