slumber vs waken

slumber

noun
  • A state of ignorance or inaction. 

  • The snooze button on an alarm clock. 

  • A very light state of sleep, almost awake. 

verb
  • To be inactive or negligent. 

  • To be in a very light state of sleep, almost awake. 

waken

verb
  • To awaken; to cease to sleep; to be awakened; to stir. 

  • To wake or rouse from sleep. 

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