counterfactual vs spoof

counterfactual

adj
  • Contrary to known or agreed facts; untrue. 

  • Of or in comparison to a hypothetical state of the world. 

noun
  • A conditional statement in which the conditional clause is false. 

  • A claim, hypothesis, or other belief that is contrary to the facts. 

  • A hypothetical state of the world, used to assess the impact of an action. 

spoof

adj
  • Fake, hoax. 

verb
  • To falsify. 

  • To gently satirize. 

  • To ejaculate, to come. 

  • To deceive. 

noun
  • A drinking game in which players hold up to three (or another specified number of) coins hidden in a fist and attempt to guess the total number of coins held. 

  • A light parody. 

  • Nonsense. 

  • An act of deception; a hoax; a joking prank. 

  • Semen. 

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