mumbo jumbo vs piff

mumbo jumbo

noun
  • Any confusing or meaningless speech; nonsense, gibberish. 

  • Any object of superstition; religious words and/or actions which are seen as superstitious or fraudulent. 

  • A deity or other supernatural being said to have been worshipped by certain West African peoples; an idol. 

piff

noun
  • Piffle; nonsense; rubbish. 

verb
  • To throw something vigorously. 

adj
  • good or attractive. 

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

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