adherent vs turncoat

adherent

noun
  • A person who has membership in some group, association or religion. 

adj
  • Adhesive, sticking to something. 

  • Having the quality of clinging or sticking fast to something. 

  • Attaching or pressing against a different organ. 

turncoat

noun
  • A traitor; one who turns against a previous affiliation or allegiance. 

verb
  • To act as a turncoat; to betray 

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