bluster vs egotism

bluster

noun
  • Pompous, officious talk. 

  • A gust of wind. 

  • Fitful noise and violence. 

verb
  • To act or speak in an unduly threatening manner. 

  • To blow in strong or sudden gusts. 

  • To speak or protest loudly. 

egotism

noun
  • A tendency to talk excessively about oneself. 

  • A belief that one is superior to or more important than others. 

  • The result or product of being egoistic. 

  • Egoism (belief that behavior should be directed towards one's self-interest). 

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