Palladium rhymes with:
radium, stadium, vanadium, chriptosporidium, compendium, cryptosporidium, idiom, indium, iridium, medium, myocardium, nephridium, odiaum, plasmodium, podium, presidium, radium, rhodium, sodium, stadium, tedium, vanadium
Palladium sounds like:
paladin, paladino, palatine, paldon, palladino, pallidotomy, palton, pelton, piltdown, platen, platinum, platona, platoon, platten, plowden, plutonian, plutonium, politano, pollution, poppleton, population, poulton