cape vs white knight

cape

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

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

  • To head or point; to keep a course. 

  • To skin an animal, particularly a deer. 

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

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

  • A superhero. 

white knight

verb
  • To unnecessarily defend someone, especially in an attempt to gain favour. 

noun
  • An individual or corporation that intends to acquire another company in order to avert a hostile takeover. 

  • Someone who unnecessarily defends someone else. 

  • A man who defends a woman in debate etc. in an attempt to gain her favour. 

  • A mushroom of species Tricholoma album. 

  • A hero, savior, or righteous individual. 

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