change sides vs revolt

change sides

verb
  • to change one's loyalty from one team or group to an opposing one 

revolt

verb
  • To turn away; to abandon or reject something; specifically, to turn away, or shrink, with abhorrence. 

  • To cause to turn back; to roll or drive back; to put to flight. 

  • To be disgusted, shocked, or grossly offended; hence, to feel nausea; used with at. 

  • To rebel, particularly against authority. 

  • To repel greatly. 

noun
  • An act of revolt. 

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