falsetto vs yawp

falsetto

verb
  • To sing or utter in falsetto. 

noun
  • A person who sings in falsetto. 

  • The "false" (singing) voice in any human, usually airy and lacking a purity of vowels; created by utilizing the next highest vocal folds above those used for speech and normal range singing. It is commonly confused with the head voice register. 

yawp

verb
  • to talk loudly and coarsely 

  • clamor, utter loud complaints 

  • to yelp, or utter a sharp cry, as in intense pain, or another raucous noise 

noun
  • loud or coarse talk 

  • a yelp or bark 

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