Verbseoul.
하다 verb (adj)

외설하다 conjugation (oeseolhada, obscene)

To say obscene politely in the present tense, use 외설해요 (wae-suhl-hae-yoh) · oeseolhaeyo. Below is the full conjugation of 외설하다 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
외설해
wae-suhl-hae
oeseolhae
외설해요
wae-suhl-hae-yoh
oeseolhaeyo
외설합니다
wae-suhl-hahm-nee-dah
oeseolhamnida
Past
외설했어
wae-suhl-hae-ssuh
oeseolhaesseo
외설했어요
wae-suhl-hae-ssuh-yoh
oeseolhaesseoyo
외설했습니다
wae-suhl-hae-sseum-nee-dah
oeseolhaesseumnida
Future
외설할 거야
wae-suhl-hahl guh-yah
oeseolhal geoya
외설할 거예요
wae-suhl-hahl guh-yae-yoh
oeseolhal geoyeyo
외설할 겁니다
wae-suhl-hahl guhm-nee-dah
oeseolhal geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
외설하세요
wae-suhl-hah-sae-yoh
oeseolhaseyo
Suggestion / Let's Polite (요)
외설해요
wae-suhl-hae-yoh
oeseolhaeyo
Question Polite (요)
외설해요?
wae-suhl-hae-yoh-?
oeseolhaeyo?
Connective "and" — (고)
외설하고
wae-suhl-hah-goh
oeseolhago
Conditional "if" — (면)
외설하면
wae-suhl-hah-myuhn
oeseolhamyeon
Progressive (고 있어요)
외설하고 있어요
wae-suhl-hah-goh ee-ssuh-yoh
oeseolhago isseoyo
Want to (고 싶어요)
외설하고 싶어요
wae-suhl-hah-goh shee-puh-yoh
oeseolhago sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
외설할 수 있어요
wae-suhl-hahl soo ee-ssuh-yoh
oeseolhal su isseoyo
Because / So (아/어서)
외설해서
wae-suhl-hae-suh
oeseolhaeseo
Noun form — (기)
외설하기
wae-suhl-hah-gee
oeseolhagi
Noun form — (음)
외설함
wae-suhl-hahm
oeseolham