Proulx rhymes with:
groulx, foulkes, fowlkes, groulx, dilks, elkes, elks, foulkes, foulks, fowlkes, fulks, gilkes, groulx, hulks, jelks, milks, silks, talcs, wilkes, wilks
Proulx sounds like:
paperless, parallax, parallels, paralysis, paralyze, paralyzes, parlays, parolees, paroles, payrolls, pearls, peerless, perales, peralez, perilous, perils, perlis, perls, perulac, pierrelouis, pirelli's, powerless, prolog, prologue