sellout vs treason

sellout

noun
  • A person who compromises his or her principles for financial gain. 

  • An action in which principles are compromised for financial gain. 

  • The selling of an entire stock of something, especially tickets for an entertainment or sports event. 

treason

noun
  • An act of treachery, betrayal of trust or confidence. 

  • The crime of betraying one’s own country. 

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