Verbseoul.
하다 verb (adj)

뻔하다 conjugation (ppeonhada, clear, obvious, evident)

To say clear, obvious, evident politely in the present tense, use 뻔해요 (bbuhn-hae-yoh) · ppeonhaeyo. Below is the full conjugation of 뻔하다 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
뻔해
bbuhn-hae
ppeonhae
뻔해요
bbuhn-hae-yoh
ppeonhaeyo
뻔합니다
bbuhn-hahm-nee-dah
ppeonhamnida
Past
뻔했어
bbuhn-hae-ssuh
ppeonhaesseo
뻔했어요
bbuhn-hae-ssuh-yoh
ppeonhaesseoyo
뻔했습니다
bbuhn-hae-sseum-nee-dah
ppeonhaesseumnida
Future
뻔할 거야
bbuhn-hahl guh-yah
ppeonhal geoya
뻔할 거예요
bbuhn-hahl guh-yae-yoh
ppeonhal geoyeyo
뻔할 겁니다
bbuhn-hahl guhm-nee-dah
ppeonhal geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
뻔하세요
bbuhn-hah-sae-yoh
ppeonhaseyo
Suggestion / Let's Polite (요)
뻔해요
bbuhn-hae-yoh
ppeonhaeyo
Question Polite (요)
뻔해요?
bbuhn-hae-yoh-?
ppeonhaeyo?
Connective "and" — (고)
뻔하고
bbuhn-hah-goh
ppeonhago
Conditional "if" — (면)
뻔하면
bbuhn-hah-myuhn
ppeonhamyeon
Progressive (고 있어요)
뻔하고 있어요
bbuhn-hah-goh ee-ssuh-yoh
ppeonhago isseoyo
Want to (고 싶어요)
뻔하고 싶어요
bbuhn-hah-goh shee-puh-yoh
ppeonhago sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
뻔할 수 있어요
bbuhn-hahl soo ee-ssuh-yoh
ppeonhal su isseoyo
Because / So (아/어서)
뻔해서
bbuhn-hae-suh
ppeonhaeseo
Noun form — (기)
뻔하기
bbuhn-hah-gee
ppeonhagi
Noun form — (음)
뻔함
bbuhn-hahm
ppeonham