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