Here's what rhymes with impetum.
erratum Words that almost rhyme with impetum
button piton mutton dudgeon unbutton dubbin sudden exciton bludgeon glutton nubbin androgen globin escutcheon scutcheon bellybutton custom buxom caecum buncombe bunkum dumdum accustom jejunum cementum humdrum corundum secundum colostrum conundrum carborundum
