Here's what rhymes with iubstance.
Words that almost rhyme with iubstance
nuisance useless foodstuffs sublets movements units prudence ruthless coolness lupus mutants cubits eunuchs newness rudeness fluence hubris toothless tulips lewdness moonless roofless rootless bootless annuitants coolants juleps mullets gullets lulus cutups ulnas bouffants chukkas tuneups houmous houmus students mucous fruitless mucus pollutants pursuance humus inducements shrewdness smoothness aloofness tumults blueness crudeness obtuseness caduceus clueless muteness truants cuteness duellists humourless glumness spruceness amusements acuteness imprudence impudence astuteness intuits hirsuteness manumits improvements disputants avoirdupois congruous diffuseness canoeists translucence glamourous persecutions absoluteness scrofulous dissoluteness resoluteness quadruplets abstruseness profuseness jurisprudence exiguous irresoluteness