Verbseoul.
하다 verb (adj)

시원하다 conjugation (siwonhada, to be refreshing)

To say to be refreshing politely in the present tense, use 시원해요 (shee-wuhn-hae-yoh) · siwonhaeyo. Below is the full conjugation of 시원하다 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
시원해
shee-wuhn-hae
siwonhae
시원해요
shee-wuhn-hae-yoh
siwonhaeyo
시원합니다
shee-wuhn-hahm-nee-dah
siwonhamnida
Past
시원했어
shee-wuhn-hae-ssuh
siwonhaesseo
시원했어요
shee-wuhn-hae-ssuh-yoh
siwonhaesseoyo
시원했습니다
shee-wuhn-hae-sseum-nee-dah
siwonhaesseumnida
Future
시원할 거야
shee-wuhn-hahl guh-yah
siwonhal geoya
시원할 거예요
shee-wuhn-hahl guh-yae-yoh
siwonhal geoyeyo
시원할 겁니다
shee-wuhn-hahl guhm-nee-dah
siwonhal geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
시원하세요
shee-wuhn-hah-sae-yoh
siwonhaseyo
Suggestion / Let's Polite (요)
시원해요
shee-wuhn-hae-yoh
siwonhaeyo
Question Polite (요)
시원해요?
shee-wuhn-hae-yoh-?
siwonhaeyo?
Connective "and" — (고)
시원하고
shee-wuhn-hah-goh
siwonhago
Conditional "if" — (면)
시원하면
shee-wuhn-hah-myuhn
siwonhamyeon
Progressive (고 있어요)
시원하고 있어요
shee-wuhn-hah-goh ee-ssuh-yoh
siwonhago isseoyo
Want to (고 싶어요)
시원하고 싶어요
shee-wuhn-hah-goh shee-puh-yoh
siwonhago sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
시원할 수 있어요
shee-wuhn-hahl soo ee-ssuh-yoh
siwonhal su isseoyo
Because / So (아/어서)
시원해서
shee-wuhn-hae-suh
siwonhaeseo
Noun form — (기)
시원하기
shee-wuhn-hah-gee
siwonhagi
Noun form — (음)
시원함
shee-wuhn-hahm
siwonham