Verbseoul.
르 irregular
벼르다byeoreudato look out for an opportunity (for), to wait in preparation (for)

To say to look out for an opportunity (for), to wait in preparation (for) politely in the present tense, use 별러요 (byuhl-ruh-yoh). Below is the full conjugation of 벼르다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
별러
byuhl-ruh
별러요
byuhl-ruh-yoh
벼릅니다
byuh-reum-nee-dah
Past
별렀어
byuhl-ruh-ssuh
별렀어요
byuhl-ruh-ssuh-yoh
별렀습니다
byuhl-ruh-sseum-nee-dah
Future
벼를 거야
byuh-reul- -guh-yah
벼를 거예요
byuh-reul- -guh-yae-yoh
벼를 겁니다
byuh-reul- -guhm-nee-dah

Other useful forms

Command Polite (세요)
벼르세요
byuh-reu-sae-yoh
Suggestion / Let's Polite (요)
별러요
byuhl-ruh-yoh
Question Polite (요)
별러요?
byuhl-ruh-yoh-?
Connective “and” — (고)
벼르고
byuh-reu-goh
Conditional “if” — (면)
벼르면
byuh-reu-myuhn
Noun form — (기)
벼름
byuh-reum