casuistic vs fallacious

casuistic

adj
  • Relating to casuistry (attempts to solve moral dilemmas by applying general rules). 

  • Overly subtle, hair-splitting. 

fallacious

adj
  • Characterized by fallacy; false or mistaken. 

  • Deceptive or misleading. 

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