piff vs ramrod

piff

verb
  • To throw something vigorously. 

noun
  • Piffle; nonsense; rubbish. 

intj
  • An exclamation of annoyance or contempt; pish; pshaw. 

adj
  • good or attractive. 

ramrod

verb
  • To force. 

noun
  • Device used with muzzleloaders to push the projectile up against the propellant. 

  • Ranch or trail foreman, usually the first or second person in charge. The person responsible for getting the work done. 

  • An erect penis. 

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