cacophonious vs gruff

cacophonious

adj
  • cacophonous; harsh-sounding; unmusical 

gruff

adj
  • hoarse-voiced. 

  • Of goods: bulky. 

  • having a rough, surly, and harsh demeanor and nature. 

verb
  • To speak gruffly. 

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