hoot vs sibilant

hoot

noun
  • A derisive cry or shout. 

  • A fun event or person. (See hootenanny) 

  • The cry of an owl. 

  • A small particle; a whit or jot. 

verb
  • To sound the horn of a vehicle 

  • To cry out or shout in contempt. 

  • To make the cry of an owl, a hoo. 

  • To assail with contemptuous cries or shouts; to follow with derisive shouts. 

sibilant

noun
  • A consonant having a hissing or hushing sound such as the s or sh in sack or shack. 

adj
  • Characterized by a hissing or hushing sound such as the s or sh in sack or shack. 

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