cochineal vs cruor

cochineal

noun
  • The vivid red color of this dye. 

  • A vivid red dye made from the bodies of cochineal insects. 

  • A species of insect (Dactylopius coccus). 

  • cochineal 

adj
  • Possessing a vivid red color, as produced from dying with cochineal. 

cruor

noun
  • The colouring matter of the blood. 

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

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