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