bab vs sprog

bab

noun
  • Baby 

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

verb
  • To fish for eels using a bab. 

sprog

noun
  • A child. 

  • A new recruit. 

  • A deflection-limiting safety device used in high performance hang gliders. 

verb
  • To produce children. 

  • To ejaculate, to come. 

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