crewel vs embroidery

crewel

noun
  • Worsted yarn, slackly twisted, used for embroidery. 

verb
  • To make (embroidery) using the crewel method. 

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 crewel and embroidery occurred in a corpus of books? (source: Google Ngram Viewer )