opposite of 'fall asleep'

[faryan]

How should someone state that his/her being late was because he/she got up late unintentionally? The word or the phrase would be the opposite of 'fall asleep'?

 

[Barb_D]

I overslept.

(For example: My alarm was set for 6, but I never heard it. I woke up at 8.)

 

[faryan]

thanks!