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