feracious vs procreant

feracious

adj
  • Producing in abundance; fertile, fruitful 

procreant

adj
  • That procreates. 

  • Of or pertaining to procreation; procreative. 

noun
  • One who, or that which, procreates. 

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