bawl vs waul

bawl

verb
  • To wail; to give out a blaring cry. 

  • To weep profusely. 

  • To shout or utter in a loud and intense manner. 

noun
  • A loud, intense shouting or wailing. 

waul

verb
  • To wail, to cry plaintively. 

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