footpad vs yomp

footpad

verb
  • To sneak on foot. 

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

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

  • The soft underside of an animal's paw. 

yomp

verb
  • To make a strenuous long-distance march. 

noun
  • A long-distance march carrying full kit. 

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