boastful vs gloomy

boastful

adj
  • Tending to boast or brag. 

gloomy

adj
  • Suffering from gloom; melancholy; dejected. 

  • Not very illuminated; dim because of darkness, especially when appearing depressing or frightening. 

noun
  • Someone or something that is gloomy or pessimistic. 

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