This is the 570th most frequent Korean word.
까지
"까지" means "up to," "until," or "as far as" in English.
In this sentence, '까지' indicates the endpoint of time, specifying the duration until a certain point.
수업은 오후 3시까지입니다.
The class is until 3 PM.
Here, '까지' specifies a physical endpoint, indicating the destination of the action of walking.
역까지 걸어갔어요.
I walked to the station.
In this example, '까지' emphasizes completeness, suggesting everything up to the endpoint should be addressed.