reawaken vs rub out

reawaken

verb
  • To wake after an extended period of sleep. 

  • To reactivate or reanimate. 

rub out

verb
  • To delete or erase or remove (something) by rubbing. 

  • To kill, especially to murder. 

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