blub vs falsetto

blub

verb
  • To cry, whine or blubber (usually carries a connotation of disapproval). 

noun
  • The act of blubbing. 

adj
  • Swollen, puffed, protruding. 

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. 

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