fisher vs kingfisher

fisher

noun
  • A person who catches fish, especially for a living or for sport; a person engaging in the pastime of fishing. 

  • The fur of Martes pennanti. 

  • A North American marten, Martes pennanti, that has thick brown fur. 

kingfisher

noun
  • common kingfisher (Alcedo atthis) 

  • Any of various birds of the suborder Alcedines (or the family Alcedinidae sensu lato), having a large head, short tail and brilliant colouration; they feed mostly on fish. 

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