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