Verbseoul.
descriptive

비싸다 conjugation (bissada, expensive)

To say expensive politely in the present tense, use 비싸요 (bee-ssah-yoh) · bissayo. Below is the full conjugation of 비싸다 across the three tenses and three everyday speech levels.

Grammar note (descriptive): Descriptive verbs (형용사) function like adjectives in Korean and conjugate the same way as regular action verbs. They cannot take the progressive -고 있어요 or imperative forms. 좋다 (to be good) → 좋아요; 크다 (to be big) → 커요 (으-irregular).

Conjugation table

pron. = pronunciation guide  · RR = Revised Romanization

TenseCasual (반말)Polite (요)Formal (합니다)
Present
비싸
bee-ssah
bissa
비싸요
bee-ssah-yoh
bissayo
비쌉니다
bee-ssahm-nee-dah
bissamnida
Past
비쌌어
bee-ssah-ssuh
bissasseo
비쌌어요
bee-ssah-ssuh-yoh
bissasseoyo
비쌌습니다
bee-ssah-sseum-nee-dah
bissasseumnida
Future
비쌀 거야
bee-ssahl guh-yah
bissal geoya
비쌀 거예요
bee-ssahl guh-yae-yoh
bissal geoyeyo
비쌀 겁니다
bee-ssahl guhm-nee-dah
bissal geomnida

Other useful forms

Honorific / Command Polite (-(으)세요)
비싸세요
bee-ssah-sae-yoh
bissaseyo
Suggestion / Let's Polite (요)
비싸요
bee-ssah-yoh
bissayo
Question Polite (요)
비싸요?
bee-ssah-yoh-?
bissayo?
Connective "and" — (고)
비싸고
bee-ssah-goh
bissago
Conditional "if" — (면)
비싸면
bee-ssah-myuhn
bissamyeon
Progressive (고 있어요)
비싸고 있어요
bee-ssah-goh ee-ssuh-yoh
bissago isseoyo
Want to (고 싶어요)
비싸고 싶어요
bee-ssah-goh shee-puh-yoh
bissago sipeoyo
Can / Able to ((으)ㄹ 수 있어요)
비쌀 수 있어요
bee-ssahl soo ee-ssuh-yoh
bissal su isseoyo
Because / So (아/어서)
비싸서
bee-ssah-suh
bissaseo
Noun form — (기)
비싸기
bee-ssah-gee
bissagi
Noun form — (음)
비쌈
bee-ssahm
bissam