blasphemy vs castoff

blasphemy

noun
  • An act of irreverence towards anything considered inviolable; the act of disregarding a convention. 

  • An act of irreverence or contempt toward a god or toward something considered sacred; an impious act, utterance, view, etc. 

castoff

noun
  • Something that has been rejected or discarded; a reject. 

adj
  • discarded, rejected. 

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