entitle vs nickname

entitle

verb
  • To give a title to. 

  • To give power or authority (to do something). 

  • To dignify by an honorary designation. 

  • To give a title to a book, film, play, etc. 

  • To give rightful ownership. 

nickname

verb
  • To give a nickname to (a person or thing). 

noun
  • A familiar, shortened or diminutive name for a person or thing. 

  • A familiar, invented name for a person or thing used instead of the actual name of the person or thing, often based on some noteworthy characteristic. 

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