Verbseoul.
descriptive
싸다ssadato be cheap, to be inexpensive

To say to be cheap, to be inexpensive politely in the present tense, use 싸요 (ssah-yoh). Below is the full conjugation of 싸다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
ssah
싸요
ssah-yoh
쌉니다
ssahm-nee-dah
Past
쌌어
ssah-ssuh
쌌어요
ssah-ssuh-yoh
쌌습니다
ssah-sseum-nee-dah
Future
쌀 거야
ssahl- -guh-yah
쌀 거예요
ssahl- -guh-yae-yoh
쌀 겁니다
ssahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
싸세요
ssah-sae-yoh
Suggestion / Let's Polite (요)
싸요
ssah-yoh
Question Polite (요)
싸요?
ssah-yoh-?
Connective “and” — (고)
싸고
ssah-goh
Conditional “if” — (면)
싸면
ssah-myuhn
Noun form — (기)
ssahm