caravansary vs hostelry

caravansary

hostelry

noun
  • The art and skill of guest management at a commercial facility such as a hotel, inn, motel, bed and breakfast, or hostel. 

  • An inn that provides overnight accommodation for travellers (and, originally, their horses). 

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