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