gab vs twaddle

gab

noun
  • Idle chatter. 

  • The mouth or gob. 

  • One of the open-forked ends of rods controlling reversing in early steam engines. 

verb
  • To talk or chatter a lot, usually on trivial subjects. 

twaddle

noun
  • Empty or silly idle talk or writing; nonsense, rubbish. 

  • One who twaddles; a twaddler. 

verb
  • To talk or write nonsense; to prattle. 

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