별러요 · 별렀어요 · 벼를 거예요 · 벼르세요 (르 irregular)
to be eager for a chance, to bide one's time (to do something); to plan to get back at
Example
그는 지난번 패배를 갚으려고 오랫동안 벼르고 있었어요.
He had been waiting a long time for a chance to avenge his last defeat.
Word parts
Native Korean; suggests nursing a plan and waiting for the right moment, often for revenge.
Good to know
Often in the progressive -고 있다 or as 벼르고 벼르던 (long-awaited).