Here's what rhymes with regium.
Words that almost rhyme with regium
region legion freedom eaten teatime didn beaten deepen needn cheapen phaeton wheaten cretin collegian neaten sweeten arboretum steepen unbeaten overeaten enim eorum rerum iam diesem cerium threesome chiefdom labium cilium fiefdom sheikdom sheikhdom museum hominum samarium solarium mausoleum imperium capsicum coliseum francium encomium trapezium protactinium