byre vs parlor

byre

noun
  • A barn, especially one used for keeping cattle in. 

parlor

noun
  • A shed used for milking cattle. 

  • The living room of a house, or a room for entertaining guests; a room for talking; a sitting-room or drawing room 

  • A shop or other business selling goods specified by context. 

  • A covered open-air patio. 

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