denticle vs prey

denticle

noun
  • Material serving as the dermis of sharks. 

  • A pulp stone. 

  • A dentil. 

  • A small tooth. 

prey

noun
  • That which is or may be seized by animals or birds to be devoured 

  • A person or thing given up as a victim. 

  • A living thing that is eaten by another living thing. 

  • The victim of a disease. 

verb
  • To act as a predator. 

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