Verbseoul.
하다 verb (adj)

불행하다 conjugation (bulhaenghada, unhappy, unfortunate)

To say unhappy, unfortunate politely in the present tense, use 불행해요 (bool-haeng-hae-yoh) · bulhaenghaeyo. Below is the full conjugation of 불행하다 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
불행해
bool-haeng-hae
bulhaenghae
불행해요
bool-haeng-hae-yoh
bulhaenghaeyo
불행합니다
bool-haeng-hahm-nee-dah
bulhaenghamnida
Past
불행했어
bool-haeng-hae-ssuh
bulhaenghaesseo
불행했어요
bool-haeng-hae-ssuh-yoh
bulhaenghaesseoyo
불행했습니다
bool-haeng-hae-sseum-nee-dah
bulhaenghaesseumnida
Future
불행할 거야
bool-haeng-hahl guh-yah
bulhaenghal geoya
불행할 거예요
bool-haeng-hahl guh-yae-yoh
bulhaenghal geoyeyo
불행할 겁니다
bool-haeng-hahl guhm-nee-dah
bulhaenghal geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
불행하세요
bool-haeng-hah-sae-yoh
bulhaenghaseyo
Suggestion / Let's Polite (요)
불행해요
bool-haeng-hae-yoh
bulhaenghaeyo
Question Polite (요)
불행해요?
bool-haeng-hae-yoh-?
bulhaenghaeyo?
Connective "and" — (고)
불행하고
bool-haeng-hah-goh
bulhaenghago
Conditional "if" — (면)
불행하면
bool-haeng-hah-myuhn
bulhaenghamyeon
Progressive (고 있어요)
불행하고 있어요
bool-haeng-hah-goh ee-ssuh-yoh
bulhaenghago isseoyo
Want to (고 싶어요)
불행하고 싶어요
bool-haeng-hah-goh shee-puh-yoh
bulhaenghago sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
불행할 수 있어요
bool-haeng-hahl soo ee-ssuh-yoh
bulhaenghal su isseoyo
Because / So (아/어서)
불행해서
bool-haeng-hae-suh
bulhaenghaeseo
Noun form — (기)
불행하기
bool-haeng-hah-gee
bulhaenghagi
Noun form — (음)
불행함
bool-haeng-hahm
bulhaengham