ottoman vs prie-dieu

ottoman

noun
  • A low stool or thick cushion used to rest the feet or as a seat. 

  • An upholstered sofa, without arms or a back, sometimes with a compartment for storing linen etc. 

  • A fabric with a pronounced ribbed or corded effect, often made of silk or a mixture of cotton and silk-like yarns. 

prie-dieu

noun
  • A piece of furniture on which someone can pray, consisting of a cushioned area to kneel on, with a built-in ledge for books. 

How often have the words ottoman and prie-dieu occurred in a corpus of books? (source: Google Ngram Viewer )