Here's what rhymes with ousi.
mousy mousey Words that almost rhyme with ousi
lousy mouthy drowsy frowsy houri hourly dowry downy gouty rowdy bouncy cowrie dowdy howdy jowly towhee townie townee county loudly bounty cloudy sourly brownie grouchy housefly dourly frowzy slouchy grouchier proudly soundly foundry roundly stoutly debauchee flouncy devoutly scroungy unsoundly profoundly paramountcy