Odum rhymes with:
modem, odom, adam, addendum, afrikanerdom, boredom, cadam, carborundum, chiefdom, christendom, condom, corundum, dedham, dukedom, earldom, edam, fiefdom, fordham, freedom, gaddum, hildum, kingdom, leedom, macadam, madam, madame, martyrdom, mcadam, memorandum, modem, needham, nydam, odom, officialdom, oldham, purdham, purdom, purdum, random, referendum, rodham, saddam, sandom, sedam, sedum, seldom, sheikdom, sodom, stardom, subkingdom, suydam, tandem, windham, windom, wisdom, wyndham
Odum sounds like:
o'donohue, oatman, odden, odem, oden, odeon, odiaum, odiaun, odin, odom, odonohue, ooten, otani, othman, otten, ottman, ottoman, ottum, outdone, outen, outman, outten