favourable vs piff

favourable

adj
  • Pleasing, encouraging or approving. 

  • Useful or helpful. 

  • Auspicious or lucky. 

  • Convenient or at a suitable time; opportune. 

noun
  • A favourable person 

piff

adj
  • good or attractive. 

verb
  • To throw something vigorously. 

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

noun
  • Piffle; nonsense; rubbish. 

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