pooper vs privy

pooper

noun
  • The toilet. 

  • A selection in a slot machine game that ends the picking bonus. 

  • One who poops; or, poops well. 

  • An infant. 

  • One who poops out on an activity; one who dampens the mood by lack of participation or negative attitude. 

  • The anus; often in reference to anal intercourse. 

privy

noun
  • A toilet: a fixture used for urination and defecation. 

  • An outdoor facility for urination and defecation, whether open (latrine) or enclosed (outhouse). 

  • A partaker; one having an interest in an action, contract, etc. to which he is not himself a party. 

  • A lavatory: a room with a toilet. 

adj
  • With knowledge of; party to; let in on. 

  • Private, exclusive; not public; one's own. 

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