hogwash vs piff

hogwash

noun
  • Foolish talk or writing; nonsense. 

  • A mixture of solid and liquid food scraps fed to pigs; swill. 

piff

noun
  • Piffle; nonsense; rubbish. 

adj
  • good or attractive. 

verb
  • To throw something vigorously. 

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

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