claret vs cruor

claret

noun
  • Blood. 

  • A dry red wine produced in the Bordeaux region of France, or a similar wine made elsewhere. 

  • A deep purplish-red colour, like that of the wine. 

adj
  • Of a deep purplish-red colour, like that of claret. 

cruor

noun
  • The colouring matter of the blood. 

  • The clotted portion of coagulated blood, containing the colouring matter; gore. 

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