bluster vs servility

bluster

noun
  • A gust of wind. 

  • Pompous, officious talk. 

  • 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. 

servility

noun
  • The condition of being servile. 

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