falsetto vs gulp

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. 

gulp

verb
  • To swallow eagerly, or in large draughts; to swallow up; to take down in one swallow. 

  • To react nervously by swallowing. 

noun
  • An unspecified small number of bytes, often two. 

  • The usual amount swallowed. 

  • The sound of swallowing, sometimes indicating fear. 

intj
  • An indication of (the sound of) an involuntary fear reaction in the form of a swallowing motion. 

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