profligate vs saprophage

profligate

noun
  • An abandoned person; one openly and shamelessly vicious; a dissolute person. 

  • An overly wasteful or extravagant individual. 

adj
  • Inclined to waste resources or behave extravagantly. 

  • Immoral; abandoned to vice. 

saprophage

noun
  • A degenerate person; a wastrel. 

  • A detritivore. 

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