Verbseoul.
descriptive

잦다 conjugation (jatda-2, frequent)

To say frequent politely in the present tense, use 잦아요 (chah-chah-yoh) · jajayo. Below is the full conjugation of 잦다 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
잦아
chah-chah
jaja
잦아요
chah-chah-yoh
jajayo
잦습니다
chaht-seum-nee-dah
jatseumnida
Past
잦았어
chah-chah-ssuh
jajasseo
잦았어요
chah-chah-ssuh-yoh
jajasseoyo
잦았습니다
chah-chah-sseum-nee-dah
jajasseumnida
Future
잦을 거야
chah-cheul guh-yah
jajeul geoya
잦을 거예요
chah-cheul guh-yae-yoh
jajeul geoyeyo
잦을 겁니다
chah-cheul guhm-nee-dah
jajeul geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
잦으세요
chah-cheu-sae-yoh
jajeuseyo
Suggestion / Let's Polite (요)
잦아요
chah-chah-yoh
jajayo
Question Polite (요)
잦아요?
chah-chah-yoh-?
jajayo?
Connective "and" — (고)
잦고
chaht-goh
jatgo
Conditional "if" — (면)
잦으면
chah-cheu-myuhn
jajeumyeon
Progressive (고 있어요)
잦고 있어요
chaht-goh ee-ssuh-yoh
jatgo isseoyo
Want to (고 싶어요)
잦고 싶어요
chaht-goh shee-puh-yoh
jatgo sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
잦을 수 있어요
chah-cheul soo ee-ssuh-yoh
jajeul su isseoyo
Because / So (아/어서)
잦아서
chah-chah-suh
jajaseo
Noun form — (기)
잦기
chaht-gee
jatgi
Noun form — (음)
잦음
chah-cheum
jajeum