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