plunder vs prey

plunder

verb
  • To take by force or wrongfully; to commit robbery or looting, to raid. 

  • To take unexpectedly. 

  • To make extensive (over)use of, as if by plundering; to use or use up wrongfully. 

  • To take (goods) by pillage. 

  • To pillage, take or destroy all the goods of, by force (as in war); to raid, sack. 

noun
  • The loot attained by plundering. 

  • An instance of plundering. 

prey

verb
  • To act as a predator. 

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. 

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