gabardine vs redbird

gabardine

noun
  • A type of woolen cloth with a diagonal ribbed texture on one side. 

  • A yellow robe that Jews in England were compelled to wear in the year 1189 as a mark of distinction. 

  • A similar fabric, made from cotton. 

  • A long cloak. 

redbird

noun
  • A capsule of secobarbital. 

  • Any of various red cars formerly used in the New York City subway system; or a train of such cars. 

  • Any of several unrelated American songbirds having red plumage, especially the tanager or cardinal. 

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