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