Inferior rhymes with:
anterior, centerior, cheerier, exterior, interior, superior, ulterior, angrier, anterior, barrier, berrier, carrier, centerior, charrier, cheerier, cherrier, corier, couturier, exterior, farrier, ferrier, guerrier, harrier, hungrier, interior, marier, merrier, perrier, poirier, poirrier, scarier, superior, terrier, ulterior, verrier, warrior
Inferior sounds like:
imber, imbera, impair, imperia, impure, infer, infra