canard vs erroneousness

canard

noun
  • A false or misleading report or story, especially if deliberately so. 

  • A type of aircraft in which the primary horizontal control and stabilization surfaces are in front of the main wing. 

  • Any small winglike structure on a vehicle, usually used for stabilization. 

  • A horizontal control and stabilization surface located in front of the main wing of an aircraft. 

erroneousness

noun
  • The state of being in error; the quality of being erroneous. 

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