Verbseoul.
regular
나대다nadaedato act in an unruly manner

To say to act in an unruly manner politely in the present tense, use 나대요 (nah-dae-yoh). Below is the full conjugation of 나대다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
나대
nah-dae
나대요
nah-dae-yoh
나댑니다
nah-daem-nee-dah
Past
나댔어
nah-dae-ssuh
나댔어요
nah-dae-ssuh-yoh
나댔습니다
nah-dae-sseum-nee-dah
Future
나댈 거야
nah-dael- -guh-yah
나댈 거예요
nah-dael- -guh-yae-yoh
나댈 겁니다
nah-dael- -guhm-nee-dah

Other useful forms

Command Polite (세요)
나대세요
nah-dae-sae-yoh
Suggestion / Let's Polite (요)
나대요
nah-dae-yoh
Question Polite (요)
나대요?
nah-dae-yoh-?
Connective “and” — (고)
나대고
nah-dae-goh
Conditional “if” — (면)
나대면
nah-dae-myuhn
Noun form — (기)
나댐
nah-daem