incivility vs sass

incivility

noun
  • Any act of rudeness or ill-breeding. 

  • Lack of civilization; a state of rudeness or barbarism. 

  • The state of being uncivil; lack of courtesy; rudeness in manner. 

sass

noun
  • Backtalk, cheek, sarcasm. 

verb
  • To talk, to talk back. 

  • To speak insolently to. 

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