rebel vs turn one's coat

rebel

verb
  • To resist or become defiant toward an authority. 

noun
  • Synonym of Confederate: a citizen of the Confederate States of America, especially a Confederate soldier. 

  • A person who resists an established authority, often violently. 

turn one's coat

verb
  • To turn against a previous affiliation or allegiance. 

  • Used other than figuratively or idiomatically: see turn, coat. 

How often have the words rebel and turn one's coat occurred in a corpus of books? (source: Google Ngram Viewer )