counterfeit vs gull

counterfeit

verb
  • To falsely produce what appears to be official or valid; to produce a forged copy of. 

  • Of a turn or river card, to invalidate a player's hand by making a better hand on the board. 

adj
  • Inauthentic. 

  • False, especially of money; intended to deceive or carry appearance of being genuine. 

  • Assuming the appearance of something; deceitful; hypocritical. 

noun
  • A non-genuine article; a fake. 

  • One who counterfeits; a counterfeiter. 

gull

verb
  • To deceive or cheat. 

  • To trick and defraud. 

  • To mislead. 

noun
  • A seabird of the genus Larus or of the family Laridae. 

  • Any of various pierid butterflies of the genus Cepora. 

  • One easily cheated; a dupe. 

  • A cheating trick; a fraud. 

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