put to sleep vs reawaken

put to sleep

verb
  • To help (someone) to bed; put to bed. 

  • To kill an animal painlessly, often with an injection; to euthanize. 

  • To give a general anesthetic prior to surgery. 

  • To cause (someone) to sleep. 

  • To render dormant. 

reawaken

verb
  • To wake after an extended period of sleep. 

  • To reactivate or reanimate. 

How often have the words put to sleep and reawaken occurred in a corpus of books? (source: Google Ngram Viewer )