prom vs yomp

prom

noun
  • A promenade. 

  • A formal ball held at a high school or college on special occasions; e.g,. near the end of the academic year. 

  • A promenade concert. 

yomp

noun
  • A long-distance march carrying full kit. 

verb
  • To make a strenuous long-distance march. 

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