Verbseoul.
regular
새우다saeudato stay up all night

To say to stay up all night politely in the present tense, use 새워요 (sae-wuh-yoh). Below is the full conjugation of 새우다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
새워
sae-wuh
새워요
sae-wuh-yoh
새웁니다
sae-oom-nee-dah
Past
새웠어
sae-wuh-ssuh
새웠어요
sae-wuh-ssuh-yoh
새웠습니다
sae-wuh-sseum-nee-dah
Future
새울 거야
sae-ool- -guh-yah
새울 거예요
sae-ool- -guh-yae-yoh
새울 겁니다
sae-ool- -guhm-nee-dah

Other useful forms

Command Polite (세요)
새우세요
sae-oo-sae-yoh
Suggestion / Let's Polite (요)
새워요
sae-wuh-yoh
Question Polite (요)
새워요?
sae-wuh-yoh-?
Connective “and” — (고)
새우고
sae-oo-goh
Conditional “if” — (면)
새우면
sae-oo-myuhn
Noun form — (기)
새움
sae-oom