disinform vs hoax

disinform

verb
  • To supply with disinformation. 

hoax

verb
  • To deceive (someone) by making them believe something that has been maliciously or mischievously fabricated. 

noun
  • Anything deliberately intended to deceive or trick. 

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