Verbseoul.
descriptive

괜찮다 conjugation (gwaenchanda, to be nice, good, passable, OK, all right)

To say to be nice, good, passable, OK, all right politely in the present tense, use 괜찮아요 (gwaen-chahn-ah-yoh) · gwaenchaayo. Below is the full conjugation of 괜찮다 across the three tenses and three everyday speech levels.

Grammar note (descriptive): Descriptive verbs (형용사) function like adjectives in Korean and conjugate the same way as regular action verbs. They cannot take the progressive -고 있어요 or imperative forms. 좋다 (to be good) → 좋아요; 크다 (to be big) → 커요 (으-irregular).

Conjugation table

pron. = pronunciation guide  · RR = Revised Romanization

TenseCasual (반말)Polite (요)Formal (합니다)
Present
괜찮아
gwaen-chahn-ah
gwaenchaa
괜찮아요
gwaen-chahn-ah-yoh
gwaenchaayo
괜찮습니다
gwaen-chahn-seum-nee-dah
gwaenchaseumnida
Past
괜찮았어
gwaen-chahn-ah-ssuh
gwaenchaasseo
괜찮았어요
gwaen-chahn-ah-ssuh-yoh
gwaenchaasseoyo
괜찮았습니다
gwaen-chahn-ah-sseum-nee-dah
gwaenchaasseumnida
Future
괜찮을 거야
gwaen-chahn-eul guh-yah
gwaenchaeul geoya
괜찮을 거예요
gwaen-chahn-eul guh-yae-yoh
gwaenchaeul geoyeyo
괜찮을 겁니다
gwaen-chahn-eul guhm-nee-dah
gwaenchaeul geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
괜찮으세요
gwaen-chahn-eu-sae-yoh
gwaenchaeuseyo
Suggestion / Let's Polite (요)
괜찮아요
gwaen-chahn-ah-yoh
gwaenchaayo
Question Polite (요)
괜찮아요?
gwaen-chahn-ah-yoh-?
gwaenchaayo?
Connective "and" — (고)
괜찮고
gwaen-chahn-goh
gwaenchago
Conditional "if" — (면)
괜찮으면
gwaen-chahn-eu-myuhn
gwaenchaeumyeon
Progressive (고 있어요)
괜찮고 있어요
gwaen-chahn-goh ee-ssuh-yoh
gwaenchago isseoyo
Want to (고 싶어요)
괜찮고 싶어요
gwaen-chahn-goh shee-puh-yoh
gwaenchago sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
괜찮을 수 있어요
gwaen-chahn-eul soo ee-ssuh-yoh
gwaenchaeul su isseoyo
Because / So (아/어서)
괜찮아서
gwaen-chahn-ah-suh
gwaenchaaseo
Noun form — (기)
괜찮기
gwaen-chahn-gee
gwaenchagi
Noun form — (음)
괜찮음
gwaen-chahn-eum
gwaenchaeum