khazi vs pissoir

khazi

noun
  • An outhouse or lavatory: a place used for urination and defecation. 

  • A toilet: a fixture used for urination and defecation (also figurative). 

pissoir

noun
  • A public urinal typically found in European, especially French, streets. 

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