Verbseoul.
하다 verb (adj)

상당하다 conjugation (sangdanghada, remarkable)

To say remarkable politely in the present tense, use 상당해요 (sahng-dahng-hae-yoh) · sangdanghaeyo. Below is the full conjugation of 상당하다 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
상당해
sahng-dahng-hae
sangdanghae
상당해요
sahng-dahng-hae-yoh
sangdanghaeyo
상당합니다
sahng-dahng-hahm-nee-dah
sangdanghamnida
Past
상당했어
sahng-dahng-hae-ssuh
sangdanghaesseo
상당했어요
sahng-dahng-hae-ssuh-yoh
sangdanghaesseoyo
상당했습니다
sahng-dahng-hae-sseum-nee-dah
sangdanghaesseumnida
Future
상당할 거야
sahng-dahng-hahl guh-yah
sangdanghal geoya
상당할 거예요
sahng-dahng-hahl guh-yae-yoh
sangdanghal geoyeyo
상당할 겁니다
sahng-dahng-hahl guhm-nee-dah
sangdanghal geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
상당하세요
sahng-dahng-hah-sae-yoh
sangdanghaseyo
Suggestion / Let's Polite (요)
상당해요
sahng-dahng-hae-yoh
sangdanghaeyo
Question Polite (요)
상당해요?
sahng-dahng-hae-yoh-?
sangdanghaeyo?
Connective "and" — (고)
상당하고
sahng-dahng-hah-goh
sangdanghago
Conditional "if" — (면)
상당하면
sahng-dahng-hah-myuhn
sangdanghamyeon
Progressive (고 있어요)
상당하고 있어요
sahng-dahng-hah-goh ee-ssuh-yoh
sangdanghago isseoyo
Want to (고 싶어요)
상당하고 싶어요
sahng-dahng-hah-goh shee-puh-yoh
sangdanghago sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
상당할 수 있어요
sahng-dahng-hahl soo ee-ssuh-yoh
sangdanghal su isseoyo
Because / So (아/어서)
상당해서
sahng-dahng-hae-suh
sangdanghaeseo
Noun form — (기)
상당하기
sahng-dahng-hah-gee
sangdanghagi
Noun form — (음)
상당함
sahng-dahng-hahm
sangdangham