put off vs redlight

put off

verb
  • To cause to dislike; to discourage (from doing). 

  • To procrastinate. 

  • To emit; to give off (an odor, smoke, etc.). 

  • To distract; to disturb the concentration of. 

  • To delay (a task, event, etc.). 

adj
  • daunted or fazed 

  • offended, repulsed 

redlight

verb
  • To deny, reject, or disapprove; to prohibit from proceeding. 

  • To stop or cancel. 

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