raptorial vs vulturous

raptorial

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

vulturous

adj
  • Having the characteristics of a vulture, especially in being rapacious, greedy, or scavenging. 

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