autograph vs patronymic

autograph

noun
  • A person’s own handwriting, especially the signature of a famous or admired person. 

  • A person's signature used as a mark of formal approval. 

  • A manuscript in the author’s handwriting. 

adj
  • Made by the artist himself or herself; authentic. 

  • Written in the author’s own handwriting. 

verb
  • To write something in one's own handwriting 

  • To sign, or write one’s name or signature on a book etc 

patronymic

noun
  • A name acquired from one's father. 

  • A name acquired from one's father's, grandfather's or earlier (male) ancestor's first name. Some cultures use a patronymic where other cultures use a surname or family name; other cultures (like Russia) use both a patronymic and a surname. 

adj
  • Derived from one's ancestors. 

  • Derived from one's father. 

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