Here's what rhymes with iridius.
hideous insidious invidious fastidious Words that almost rhyme with iridius
tibias amphibious ligneous serious delirious bilious giddiness dizziness imperious initiates oblivious vitreous weariness lascivious chilliness silliness riskiness trickiness pithiness prissiness hilliness tinniness bleariness mysterious affiliates resilience pitiless lineaments prettiness stickiness filthiness flimsiness grittiness milkiness silkiness bitchiness tipsiness wittiness friskiness skinniness experience deleterious ignominious incipience princeliness skimpiness recipients punctilious supercilious miscreants conciliates percipience propitiates disaffiliates inexperience consanguineous