daddy vs male parent

daddy

adj
  • Resembling or characteristic of a dad. 

noun
  • A perfect example, a role model. 

  • A male lover. 

  • Father. 

  • A dominant male partner, often used as an address. 

  • A male juvenile delinquent in a reformatory who dominates the other inmates through threats and violence. 

verb
  • To father; to sire. 

male parent

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