arras vs embroidery

arras

noun
  • A tapestry or wall hanging. 

embroidery

noun
  • A piece of embroidered fabric. 

  • The ornamentation of fabric using needlework. 

  • The elaboration of an account etc. with details, especially when fictitious. 

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