predator vs vulture

predator

noun
  • Someone who attacks and plunders for gain. 

  • A sexual predator. 

  • Any animal or other organism that hunts and kills other non-plant organisms (their prey), primarily for food. 

vulture

noun
  • A person who profits from the suffering of others. 

  • Any of several carrion-eating birds of the families Accipitridae and Cathartidae. 

verb
  • To circle around one's target as if one were a vulture. 

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