caprine vs hircinous

caprine

adj
  • Of or relating to goats. 

  • Goatlike. 

noun
  • Any of certain caprids (including sheep) that are regarded as being similar to the goat; any member of the tribe Caprini. 

hircinous

adj
  • Of, or pertaining to goats; hircine 

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