backtalk vs countermove

backtalk

noun
  • Verbal impudence or argumentative discourse, given in response. 

verb
  • To respond to in an aggressively disputatious, often sarcastic or insolent manner. 

countermove

noun
  • A move in opposition or response to a preceding move. 

verb
  • To move in opposition or in retaliation. 

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