gabardine vs trench coat

gabardine

noun
  • A long cloak. 

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

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

  • A similar fabric, made from cotton. 

trench coat

noun
  • A military-style raincoat with a belt and deep pockets and often epaulettes. 

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