lastborn vs puppy

lastborn

noun
  • The youngest child of a family. 

  • The youngest member of any company or organization. 

adj
  • Born last in a family; youngest in a the family. 

  • Younger than anyone else in a group. 

puppy

noun
  • A young dog, especially before sexual maturity (12-18 months) 

  • A (generic) thing; particularly something that is a nuisance; a sucker. 

  • A young rat. 

  • A young seal. 

  • A woman’s breast. 

verb
  • To bring forth whelps or give birth to pups. 

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