netty vs small room

netty

noun

  • Any other place or fixture used for urination and defecation: a lavatory; a toilet. 

  • An outhouse: an outbuilding used as a lavatory. 

adj

  • Netted: made of or employing a net. 

  • Netlike. 

small room

noun

  • A lavatory: a room intended for urination and defecation. 

  • Used other than figuratively or idiomatically: see small, room. 

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