cape vs oilskin

cape

noun
  • A sleeveless garment or part of a garment, hanging from the neck over the back, arms, and shoulders. 

  • A piece or point of land, extending beyond the adjacent coast into a sea or lake; a promontory; a headland. 

  • A superhero. 

verb
  • To incite or attract (a bull) to charge a certain direction, by waving a cape. 

  • To head or point; to keep a course. 

  • To defend or praise, especially that which is unworthy. 

  • To skin an animal, particularly a deer. 

oilskin

noun
  • Cloth made from cotton and treated with oil and pigment to make it waterproof. 

  • A raincoat made from cotton fabric treated with oil and pigment to make it waterproof. 

  • Foul-weather gear worn by sailors, whether of natural or synthetic materials. 

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