brush off vs repulse

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. 

repulse

verb
  • To reject or rebuff. 

  • To repel or drive back. 

  • To cause revulsion in. 

noun
  • the act of repulsing or the state of being repulsed 

  • refusal, rejection or repulsion 

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