frown vs put off

frown

verb
  • To manifest displeasure or disapprobation; to look with disfavour or threateningly. 

  • To repress or repel by expressing displeasure or disapproval; to rebuke with a look. 

  • To communicate by frowning. 

  • To have a frown on one's face. 

noun
  • A downturn of the corners of the mouth, typically expressing sadness. 

  • A wrinkling of the forehead with the eyebrows brought together, typically indicating displeasure, severity, or concentration. 

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 

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