The adjective いい

いい is the Japanese adjective for good. It is one of only a few irregular adjectives that change when they are conjugated. In the case of いい, both the negative and past-tense conjugations are irregular.

PositiveNegative
Presentいいくない
Pastかったくなかった

The phrase ちょっといいですか? is a polite way of saying Excuse me, do you have a moment? if you want to speak to someone.

When you want to say that a food is good, use the word おいしい and not いい.

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