a statement, speech, that one is or can do better, is richer etc than others

brag; source of pride

to say that one can do better, is richer etc than others

talk boastingly

(of a cock) to make a loud, rough call

brag, exult

being flamboyant

exhibitionism, flashiness

to show off in order to attract attention to (oneself, one's possessions)

make an exhibition, show off

to look (at something) with selfish delight

exclaim triumph

an exaggerated display of wealth, skill etc to get admiration or envy

exhibitionism, flashiness

a feather, especially a large one used as a decoration

pride