bab vs lastborn

bab

noun
  • Baby 

  • A bait for eels, consisting of a bundle of live worms. 

verb
  • To fish for eels using a bab. 

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. 

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