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