piff vs wang

piff

verb
  • To throw something vigorously. 

noun
  • Piffle; nonsense; rubbish. 

adj
  • good or attractive. 

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

wang

verb
  • To throw hard. 

  • To batter; to clobber; to conk. 

  • To continue to talk about a specific subject. 

noun
  • Penis. 

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