shrill vs sopranist

shrill

noun
  • A shrill sound. 

verb
  • To make a shrill noise. 

adj
  • Sharp or keen to the senses. 

  • Having a shrill voice. 

  • Fierce, loud, strident. 

  • High-pitched and piercing. 

sopranist

noun
  • a male soprano singer 

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