counterfeit vs libel

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. 

noun
  • A non-genuine article; a fake. 

  • One who counterfeits; a counterfeiter. 

adj
  • Inauthentic. 

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

  • Assuming the appearance of something; deceitful; hypocritical. 

libel

verb
  • To proceed against (goods, a ship, etc.) by filing a libel claim. 

  • To defame (someone), especially in a manner that meets the legal definition of libel. 

noun
  • The act or tort of displaying such a statement publicly. 

  • Any defamatory writing; a lampoon; a satire. 

  • A written declaration or statement by the plaintiff of their cause of action, and of the relief they seek. 

  • A brief writing of any kind, especially a declaration, bill, certificate, request, supplication, etc. 

  • A written or pictorial false statement which unjustly seeks to damage someone's reputation. 

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