This is the 13270th most frequent Korean word.
들리자
"들리자" is not a standard Korean word; it might be a typo or a colloquial expression.
'들리자' is used here to indicate that a sound is being perceived.
그의 음성이 크게 들리자 모두가 놀랐어요.
As his voice was heard loudly, everyone was surprised.
'들리자' refers to the auditory perception of wind sounds.
바람 소리가 들리자 나는 창문을 닫았어요.
As I heard the sound of the wind, I closed the window.
'들리자' denotes the action of auditory recognition leading to subsequent activity.