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