clamorous vs sibilant

clamorous

adj
  • Creating a loud noise. 

  • Of great intensity. 

  • Expressed loudly. 

  • Filled with or accompanied by a great deal of noise. 

  • Insistently expressing a desire for something. 

  • Having especially (and often unpleasantly) bright or contrasting colours or patterns. 

sibilant

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

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

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