bruit vs canard

bruit

noun
  • An abnormal sound in the body heard on auscultation (for example, through using a stethoscope); a murmur. 

canard

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

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

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