Verbseoul.
regular
믿다mitdato trust, to believe

To say to trust, to believe politely in the present tense, use 믿어요 (mee-duh-yoh). Below is the full conjugation of 믿다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
믿어
mee-duh
믿어요
mee-duh-yoh
믿습니다
meet-seum-nee-dah
Past
믿었어
mee-duh-ssuh
믿었어요
mee-duh-ssuh-yoh
믿었습니다
mee-duh-sseum-nee-dah
Future
믿을 거야
mee-deul- -guh-yah
믿을 거예요
mee-deul- -guh-yae-yoh
믿을 겁니다
mee-deul- -guhm-nee-dah

Other useful forms

Command Polite (세요)
믿으세요
mee-deu-sae-yoh
Suggestion / Let's Polite (요)
믿어요
mee-duh-yoh
Question Polite (요)
믿어요?
mee-duh-yoh-?
Connective “and” — (고)
믿고
meet-goh
Conditional “if” — (면)
믿으면
mee-deu-myuhn
Noun form — (기)
믿음
mee-deum