prideful

1. having or showing arrogant superiority to and disdain of those one views as unworthy;

"some economists are disdainful of their colleagues in other social disciplines"

"haughty aristocrats"

"his lordly manners were offensive"

"walked with a prideful swagger"

"very sniffy about breaches of etiquette"

"his mother eyed my clothes with a supercilious air"

"shaggy supercilious camels"

"a more swaggering mood than usual"- W.L.Shirer

2. joyful and proud especially because of triumph or success;

"rejoicing crowds filled the streets on VJ Day"

"a triumphal success"

"a triumphant shout"