drapery vs mackinaw

drapery

noun
  • Cloth, or woollen materials in general. 

  • The occupation of a draper; cloth-making, or dealing in cloth. 

  • A piece of cloth, hung vertically as a curtain; a drape. 

  • Cloth draped gracefully in folds. 

mackinaw

noun
  • A heavy woolen cloth. 

  • A flat-bottomed cargo boat; mackinaw boat. 

  • A blanket made of wool, formerly distributed to the Amerindians by the U.S. government. 

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