mountebank vs trickster

mountebank

noun
  • One who sells by deception; a con artist. 

  • One who sells dubious medicines. 

  • Any boastful, false pretender. 

verb
  • To act as a mountebank. 

  • To cheat by boasting and false pretenses. 

trickster

noun
  • A fraud (person who performs a trick for the purpose of unlawful gain). 

  • One who plays tricks or pranks on others. 

  • Any of numerous figures featuring in various mythologies and folk traditions, who use guile and secret knowledge to challenge authority and play tricks and pranks on others; any similar figure in literature. 

  • One who performs tricks (parts of a magician' act or entertaining difficult physical actions). 

  • An impish or playful person. 

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