boast boast /ˈboʊst/

noun

1. () Speaking of yourself in superlatives  ( boasting , jactitation , self-praise , boast )
   speaking of yourself in superlatives
   

verb

1. () Show off  ( blow , gas , gasconade , bluster , brag , shoot a line , swash , tout , vaunt , boast )
   show off
     He liked to boast about his achievements to his friends.
   He liked to boast about his achievements to his friends.
   
2. () Wear or display in an ostentatious or proud manner  ( sport , feature , boast )
   wear or display in an ostentatious or proud manner
    She was sporting a new hat
   she was sporting a new hat