This is the 11192nd most frequent Korean word.
기울일
"To tilt" or "to incline."
In this sentence, '기울일' refers to the act of focusing attention, particularly while listening attentively.
여러분의 말씀을 듣기 위해 귀를 기울였습니다.
I leaned in to listen to your words.
Here, '기울일' is used to indicate physically tilting or angling an object.
그림을 벽에 걸기 전, 약간 기울일 필요가 있습니다.
Before hanging the picture on the wall, it needs to be slightly tilted.
In this sentence, '기울일' describes the act of dedicating or investing one's heart or efforts towards an endeavor.