Prouder rhymes with:
browder, crowder, bauder, browder, chowder, crowder, louder, powder, souder, stauder
Prouder sounds like:
parador, paratore, porter, portera, portier, portray, praetor, prater, prather, praytor, predator, predatory, pretoria, prettier, prothero, prothro, prudery, prueter