깨어나다

1. wake up
To get out of a sleeping, drunk state, etc., and come back to one's sound mental state.

2. come to one's senses
To be in a deep or futile thought and then come to one's senses.

3. (no equivalent expression)
For one's thought, life, etc., to become a developed state.

4. (no equivalent expression)
For something changed to return to its original state.