counterfactual vs two-faced

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. 

two-faced

adj
  • Deceitful, duplicitous. 

  • Hypocritical. 

  • Having two faces or plane surfaces. 

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