awake vs wake up

awake

verb
  • To make aware of something. 

  • To come out of a state of inaction or dormancy. 

  • To cause (somebody) to stop sleeping. 

  • To rouse from a state of inaction or dormancy. 

  • To become conscious after having slept. 

  • To excite or to stir up something latent. 

adj
  • Not asleep; conscious. 

  • Alert, aware. 

wake up

verb
  • To become more aware of a real-life situation; to concentrate on the matter in hand. 

  • To awaken somebody. 

  • To awake. 

How often have the words awake and wake up occurred in a corpus of books? (source: Google Ngram Viewer )