counterfactual vs fuzzy

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. 

fuzzy

adj
  • Not clear; unfocused. 

  • Vague or imprecise. 

  • Covered with fuzz or a large number of tiny loose fibres like a carpet or many stuffed animals 

  • Employing or relating to fuzzy logic. 

noun
  • A person, especially a college student, interested in humanities or social sciences, as opposed to one interested in mathematics, science, or engineering. 

  • A very small piece of plush material. 

  • Something covered with fuzz or hair, as an animal or plush toy. 

  • A soldier with the rank of private. 

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