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