given name vs hypocoristic

given name

noun
  • A first name, a name chosen for a child, usually by the child's parents; a forename. 

  • Used other than figuratively or idiomatically: see given, name. A person's name. 

hypocoristic

noun
  • A nickname, especially one indicating intimacy and formed through a shortening of the original name. 

adj
  • Relating to a nickname, usually indicating intimacy with the person. 

  • Relating to baby talk. 

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