Self vs Tonto

Self

name
  • A freed slave surname originating as an occupation. 

  • An unincorporated community in Boone County, Arkansas, United States 

  • A surname. 

Tonto

name
  • The Native American sidekick of the Lone Ranger. 

  • A member of the Tonto Apaches. 

noun
  • A Native American who accepts a subservient position to a white person. 

  • A sidekick. 

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