fart vs put off

fart

verb
  • To emit (fumes, gases, etc.). 

  • To emit digestive gases from the anus; to flatulate. 

  • To waste time with idle and inconsequential tasks; to go about one's activities in a lackadaisical manner; to be lazy or over-relaxed in one's manner or bearing. 

noun
  • An irritating person; a fool. 

  • (usually as "old fart") An elderly person; especially one perceived to hold old-fashioned views. 

  • An emission of digestive gases from the anus; a flatus. 

put off

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

  • To procrastinate. 

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

  • To distract; to disturb the concentration of. 

  • To delay (a task, event, etc.). 

adj
  • daunted or fazed 

  • offended, repulsed 

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