casuist vs humbug

casuist

noun
  • A person who resolves cases of conscience or moral duty. 

  • One who is skilled in, or given to, casuistry. 

  • Someone who attempts to specify exact and precise rules for the direction of every circumstance of behaviour. 

humbug

noun
  • A cheat, fraudster, or hypocrite. 

  • Nonsense. 

  • A type of hard sweet (candy), usually peppermint flavoured with a striped pattern. 

  • A hoax, jest, or prank. 

  • A fight. 

  • A fraud or sham; (uncountable) hypocrisy. 

  • A false arrest on trumped-up charges. 

  • The piglet of the wild boar. 

  • Anything complicated, offensive, troublesome, unpleasant or worrying; a misunderstanding, especially if trivial. 

verb
  • To fight; to act tough. 

  • To play a trick on someone, to cheat, to swindle, to deceive. 

intj
  • Balderdash!, nonsense!, rubbish! 

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