fraud vs humbug

fraud

noun
  • Any act of deception carried out for the purpose of unfair, undeserved and/or unlawful gain. 

  • The assumption of a false identity to such deceptive end. 

  • A person who performs any such trick. 

  • The crime of stealing or otherwise illegally obtaining money by use of deception tactics. 

humbug

noun
  • A fraud or sham; (uncountable) hypocrisy. 

  • Nonsense. 

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

  • A hoax, jest, or prank. 

  • A fight. 

  • A false arrest on trumped-up charges. 

  • The piglet of the wild boar. 

  • A cheat, fraudster, or hypocrite. 

  • 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 fraud and humbug occurred in a corpus of books? (source: Google Ngram Viewer )