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