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