brag vs yammer

brag

verb
  • To boast of something. 

  • To boast; to talk with excessive pride about what one has, is able to do, or has done; often as an attempt to popularize oneself. 

noun
  • A boast or boasting; bragging; ostentatious pretence or self-glorification. 

  • The thing which is boasted of. 

  • The card game three card brag. 

adj
  • Excellent; first-rate. 

yammer

verb
  • To make an outcry; to clamor. 

  • To complain peevishly. 

  • To repeat on and on, usually loudly or in complaint. 

  • To talk loudly and persistently. 

noun
  • A loud noise. 

  • One who yammers. 

  • The act or noise of yammering. 

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