perambulation vs yomp

perambulation

noun
  • A survey, a tour; a walking around. 

  • The district thus inspected. 

  • An English legal ceremony in which an official from a town or parish walks around it to delineate and record its boundaries. 

yomp

noun
  • A long-distance march carrying full kit. 

verb
  • To make a strenuous long-distance march. 

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