Verbseoul.
regular
사귀다sagwidato date, to go out with, to be boyfriend/girlfriend with

To say to date, to go out with, to be boyfriend/girlfriend with politely in the present tense, use 사귀어요 (sah-gwee-uh-yoh). Below is the full conjugation of 사귀다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
사귀어
sah-gwee-uh
사귀어요
sah-gwee-uh-yoh
사귑니다
sah-gweem-nee-dah
Past
사귀었어
sah-gwee-uh-ssuh
사귀었어요
sah-gwee-uh-ssuh-yoh
사귀었습니다
sah-gwee-uh-sseum-nee-dah
Future
사귈 거야
sah-gweel- -guh-yah
사귈 거예요
sah-gweel- -guh-yae-yoh
사귈 겁니다
sah-gweel- -guhm-nee-dah

Other useful forms

Command Polite (세요)
사귀세요
sah-gwee-sae-yoh
Suggestion / Let's Polite (요)
사귀어요
sah-gwee-uh-yoh
Question Polite (요)
사귀어요?
sah-gwee-uh-yoh-?
Connective “and” — (고)
사귀고
sah-gwee-goh
Conditional “if” — (면)
사귀면
sah-gwee-myuhn
Noun form — (기)
사귐
sah-gweem