sugar baby vs sugar mama

sugar baby

noun
  • The younger recipient (usually female or a bottom) of interest from a sugar daddy or sugar mama, especially financial and romantic in an intergenerational relationship 

  • A term of endearment; sweetheart. 

sugar mama

noun
  • An older woman who spends money on a younger person, usually for romantic or sexual reasons. 

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