Nelon rhymes with:
snellen, belen, bellon, carnegie-mellon, chelan, delane, ehlen, ellan, ellen, excelan, felan, felon, flewellen, helen, hellen, integrelin, jelen, kellan, kellen, lewellen, maclellan, magellan, mcclellan, mcclellen, mckellan, mclellan, mellen, mellon, melon, pelon, phelan, sellen, sellon, snellen, thelen, wehlan, wellen, whelan, yellen
Nelon sounds like:
nealon, neilan, nelina, nelliana, nellwyn, newlan, newlin, newlon, newlun, newlyn, neylon, nilan, nolan, nolana, nolen, nolin, nollan, nowlan, nowlin, nyholm, nylen, nylon