forename vs prename

forename

verb
  • To assign (someone) a first name. 

  • Synonym of prenominate 

  • To appoint in advance. 

noun
  • A name that precedes the surname. 

prename

verb
  • To provide with a first name. 

  • To name in advance. 

noun
  • A first name, a forename 

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