Verbseoul.
하다 verb (adj)

새콤하다 conjugation (saekomhada, to be sourish, vinegarish)

To say to be sourish, vinegarish politely in the present tense, use 새콤해요 (sae-kohm-hae-yoh) · saekomhaeyo. Below is the full conjugation of 새콤하다 across the three tenses and three everyday speech levels.

Grammar note (하다 verb (adj)): 하다 adjectives use the same verb 하다 as a suffix to turn descriptive nouns into predicates (행복하다 = to be happy). They conjugate identically to 하다 verbs: the 하 contracts before -아/-어 suffixes to give 해. 행복해요, 행복했어요, 행복합니다. See all 하다 verbs →

Conjugation table

pron. = pronunciation guide  · RR = Revised Romanization

Highlighted = where the stem changes

TenseCasual (반말)Polite (요)Formal (합니다)
Present
새콤해
sae-kohm-hae
saekomhae
새콤해요
sae-kohm-hae-yoh
saekomhaeyo
새콤합니다
sae-kohm-hahm-nee-dah
saekomhamnida
Past
새콤했어
sae-kohm-hae-ssuh
saekomhaesseo
새콤했어요
sae-kohm-hae-ssuh-yoh
saekomhaesseoyo
새콤했습니다
sae-kohm-hae-sseum-nee-dah
saekomhaesseumnida
Future
새콤할 거야
sae-kohm-hahl guh-yah
saekomhal geoya
새콤할 거예요
sae-kohm-hahl guh-yae-yoh
saekomhal geoyeyo
새콤할 겁니다
sae-kohm-hahl guhm-nee-dah
saekomhal geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
새콤하세요
sae-kohm-hah-sae-yoh
saekomhaseyo
Suggestion / Let's Polite (요)
새콤해요
sae-kohm-hae-yoh
saekomhaeyo
Question Polite (요)
새콤해요?
sae-kohm-hae-yoh-?
saekomhaeyo?
Connective "and" — (고)
새콤하고
sae-kohm-hah-goh
saekomhago
Conditional "if" — (면)
새콤하면
sae-kohm-hah-myuhn
saekomhamyeon
Progressive (고 있어요)
새콤하고 있어요
sae-kohm-hah-goh ee-ssuh-yoh
saekomhago isseoyo
Want to (고 싶어요)
새콤하고 싶어요
sae-kohm-hah-goh shee-puh-yoh
saekomhago sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
새콤할 수 있어요
sae-kohm-hahl soo ee-ssuh-yoh
saekomhal su isseoyo
Because / So (아/어서)
새콤해서
sae-kohm-hae-suh
saekomhaeseo
Noun form — (기)
새콤하기
sae-kohm-hah-gee
saekomhagi
Noun form — (음)
새콤함
sae-kohm-hahm
saekomham