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