predatory vs raptorial

predatory

adj
  • Of, or relating to a predator. 

  • Living by preying on other living animals. 

  • Exploiting or victimizing others for personal gain. 

raptorial

adj
  • Like or resembling a raptor; seizing or plundering, like a bird of prey. 

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