footpad vs lurcher

footpad

noun
  • The soft underside of an animal's paw. 

  • An unmade, minor walking trail formed only by foot traffic. 

  • A medicated bandage for the treatment of corns and warts. 

verb
  • To sneak on foot. 

lurcher

noun
  • A type of crossbreed dog ― a cross between a sighthound and any other breed or the offspring of such crosses. 

  • A large nymphalid butterfly, Yoma sabina, of Australia and Asia. 

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