Japanese i-adjective

hiroi — wide 広い

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 wide hiroi 広い is not wide hirokunai 広くない
Polite hiroi desu 広いです hirokunai desu 広くないです
Past Plain was wide hirokatta 広かった was not wide hirokunakatta 広くなかった
Polite hirokatta desu 広かったです hirokunakatta desu 広くなかったです
Presumptive Plain will probably be wide hiroi darō 広いだろう hirokunai darō 広くないだろう
Polite hiroi deshō 広いでしょう hirokunai deshō 広くないでしょう
Conditional Standard if it is wide hirokereba 広ければ if it is not wide hirokunakereba 広くなければ
Connecting form Standard hirokute 広くて hirokunakute 広くなくて

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