flout vs sneer

flout

noun
  • A mockery or insult. 

  • The act by which something is flouted; violation of a law. 

verb
  • To express contempt for (laws, rules, etc.) by word or action. 

sneer

noun
  • A display of contempt; scorn. 

  • A facial expression where one slightly raises one corner of the upper lip, generally indicating scorn. 

verb
  • To utter with a grimace or contemptuous expression; to say sneeringly. 

  • To raise a corner of the upper lip slightly, especially in scorn 

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