Nylex rhymes with:
dylex, alex, benelux, bullock's, bullocks, dylex, efflux, electrolux, emulex, molex, pollack's, pollux, silex
Nylex sounds like:
nails, nalco, nalls, nameless, neal's, nealis, neels, nehls, neil's, neils, nelles, nellis, nels, newell's, newhall's, niels, niles, nilges, nilles, nils, noel's, nolasco, noles, nolls, nowels