bullwhipping vs lashing

bullwhipping

noun
  • A beating with a bullwhip. 

lashing

noun
  • The act of one who, or that which, lashes; castigation; chastisement. 

  • As lashings: lots. 

  • Something used to tie something or lash it to something. 

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