decoy vs polecat

decoy

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

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

  • 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. 

polecat

noun
  • A weasel-like animal of the genus Mustela. 

  • A tubular device used to support lights on a set. 

  • notably, the European polecat, Mustela putorius. 

  • A skunk. 

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