Verbseoul.
하다 verb (adj)

환하다 conjugation (hwanhada, bright, light, radiant)

To say bright, light, radiant politely in the present tense, use 환해요 (hwahn-hae-yoh) · hwanhaeyo. Below is the full conjugation of 환하다 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
환해
hwahn-hae
hwanhae
환해요
hwahn-hae-yoh
hwanhaeyo
환합니다
hwahn-hahm-nee-dah
hwanhamnida
Past
환했어
hwahn-hae-ssuh
hwanhaesseo
환했어요
hwahn-hae-ssuh-yoh
hwanhaesseoyo
환했습니다
hwahn-hae-sseum-nee-dah
hwanhaesseumnida
Future
환할 거야
hwahn-hahl guh-yah
hwanhal geoya
환할 거예요
hwahn-hahl guh-yae-yoh
hwanhal geoyeyo
환할 겁니다
hwahn-hahl guhm-nee-dah
hwanhal geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
환하세요
hwahn-hah-sae-yoh
hwanhaseyo
Suggestion / Let's Polite (요)
환해요
hwahn-hae-yoh
hwanhaeyo
Question Polite (요)
환해요?
hwahn-hae-yoh-?
hwanhaeyo?
Connective "and" — (고)
환하고
hwahn-hah-goh
hwanhago
Conditional "if" — (면)
환하면
hwahn-hah-myuhn
hwanhamyeon
Progressive (고 있어요)
환하고 있어요
hwahn-hah-goh ee-ssuh-yoh
hwanhago isseoyo
Want to (고 싶어요)
환하고 싶어요
hwahn-hah-goh shee-puh-yoh
hwanhago sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
환할 수 있어요
hwahn-hahl soo ee-ssuh-yoh
hwanhal su isseoyo
Because / So (아/어서)
환해서
hwahn-hae-suh
hwanhaeseo
Noun form — (기)
환하기
hwahn-hah-gee
hwanhagi
Noun form — (음)
환함
hwahn-hahm
hwanham