Verbseoul.
하다 verb (adj)

건강하다 conjugation (geonganghada, to be healthy)

To say to be healthy politely in the present tense, use 건강해요 (guhn-gahng-hae-yoh) · geonganghaeyo. Below is the full conjugation of 건강하다 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
건강해
guhn-gahng-hae
geonganghae
건강해요
guhn-gahng-hae-yoh
geonganghaeyo
건강합니다
guhn-gahng-hahm-nee-dah
geonganghamnida
Past
건강했어
guhn-gahng-hae-ssuh
geonganghaesseo
건강했어요
guhn-gahng-hae-ssuh-yoh
geonganghaesseoyo
건강했습니다
guhn-gahng-hae-sseum-nee-dah
geonganghaesseumnida
Future
건강할 거야
guhn-gahng-hahl guh-yah
geonganghal geoya
건강할 거예요
guhn-gahng-hahl guh-yae-yoh
geonganghal geoyeyo
건강할 겁니다
guhn-gahng-hahl guhm-nee-dah
geonganghal geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
건강하세요
guhn-gahng-hah-sae-yoh
geonganghaseyo
Suggestion / Let's Polite (요)
건강해요
guhn-gahng-hae-yoh
geonganghaeyo
Question Polite (요)
건강해요?
guhn-gahng-hae-yoh-?
geonganghaeyo?
Connective "and" — (고)
건강하고
guhn-gahng-hah-goh
geonganghago
Conditional "if" — (면)
건강하면
guhn-gahng-hah-myuhn
geonganghamyeon
Progressive (고 있어요)
건강하고 있어요
guhn-gahng-hah-goh ee-ssuh-yoh
geonganghago isseoyo
Want to (고 싶어요)
건강하고 싶어요
guhn-gahng-hah-goh shee-puh-yoh
geonganghago sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
건강할 수 있어요
guhn-gahng-hahl soo ee-ssuh-yoh
geonganghal su isseoyo
Because / So (아/어서)
건강해서
guhn-gahng-hae-suh
geonganghaeseo
Noun form — (기)
건강하기
guhn-gahng-hah-gee
geonganghagi
Noun form — (음)
건강함
guhn-gahng-hahm
geongangham