falcon vs peregrine

falcon

noun
  • A female such bird, a male being a tiercel. 

  • Any bird of the genus Falco, all of which are birds of prey. 

  • A light cannon used from the 15th to the 17th century; a falconet. 

verb
  • To hunt with a falcon or falcons. 

peregrine

noun
  • The peregrine falcon. 

adj
  • Wandering, travelling, migratory. 

  • Lacking essential debility. 

  • Not native to a region or country; foreign; alien. 

  • Extrinsic or from without; exotic. 

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