brush off vs scorn

brush off

verb
  • To disregard (something), to dismiss or ignore (someone), as unimportant. 

  • Used other than figuratively or idiomatically: see brush, off. To remove something with a brush. 

scorn

verb
  • To refuse to do something, as beneath oneself. 

  • To feel or display contempt or disdain for something or somebody; to despise. 

  • To scoff, to express contempt. 

  • To reject, turn down. 

noun
  • A display of disdain; a slight. 

  • Contempt or disdain. 

  • An object of disdain, contempt, or derision. 

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