This is the 4110th most frequent Turkish word.
kadar
"Up to," "until," or "as much as."
In this sentence, 'kadar' denotes 'until' as a marker of time duration.
Bugün sabah sekize kadar uyudum.
I slept until eight o'clock in the morning today.
Here, 'kadar' is used to indicate comparison.
Evin büyüklüğü kadar güzel olması da önemli.
As important as the size of the house is its beauty.
In this example, 'kadar' is used to express the extent or degree of an action.