decoy vs trolling

decoy

noun
  • A person or object meant to lure somebody into danger. 

  • A real or fake animal used by hunters to lure game. 

  • Deceptive military device used to draw enemy attention or fire away from a more important target. 

verb
  • To act as, or use, a decoy. 

  • To lead into danger by artifice; to lure into a net or snare; to entrap. 

trolling

noun
  • The act of one who trolls (in various senses). 

  • A fishing technique in which one or more baited fishing lines are dragged by a moving boat. Not to be confused with trawling, which drags a net. 

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