Verbseoul.
하다 verb (adj)

수상하다 conjugation (susanghada, to be strange, to be suspicious)

To say to be strange, to be suspicious politely in the present tense, use 수상해요 (soo-sahng-hae-yoh) · susanghaeyo. Below is the full conjugation of 수상하다 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
수상해
soo-sahng-hae
susanghae
수상해요
soo-sahng-hae-yoh
susanghaeyo
수상합니다
soo-sahng-hahm-nee-dah
susanghamnida
Past
수상했어
soo-sahng-hae-ssuh
susanghaesseo
수상했어요
soo-sahng-hae-ssuh-yoh
susanghaesseoyo
수상했습니다
soo-sahng-hae-sseum-nee-dah
susanghaesseumnida
Future
수상할 거야
soo-sahng-hahl guh-yah
susanghal geoya
수상할 거예요
soo-sahng-hahl guh-yae-yoh
susanghal geoyeyo
수상할 겁니다
soo-sahng-hahl guhm-nee-dah
susanghal geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
수상하세요
soo-sahng-hah-sae-yoh
susanghaseyo
Suggestion / Let's Polite (요)
수상해요
soo-sahng-hae-yoh
susanghaeyo
Question Polite (요)
수상해요?
soo-sahng-hae-yoh-?
susanghaeyo?
Connective "and" — (고)
수상하고
soo-sahng-hah-goh
susanghago
Conditional "if" — (면)
수상하면
soo-sahng-hah-myuhn
susanghamyeon
Progressive (고 있어요)
수상하고 있어요
soo-sahng-hah-goh ee-ssuh-yoh
susanghago isseoyo
Want to (고 싶어요)
수상하고 싶어요
soo-sahng-hah-goh shee-puh-yoh
susanghago sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
수상할 수 있어요
soo-sahng-hahl soo ee-ssuh-yoh
susanghal su isseoyo
Because / So (아/어서)
수상해서
soo-sahng-hae-suh
susanghaeseo
Noun form — (기)
수상하기
soo-sahng-hah-gee
susanghagi
Noun form — (음)
수상함
soo-sahng-hahm
susangham