Nonwhites rhymes with:
white's, whites, benights, bites, bright's, bytes, cites, clevite's, clites, crites, de-excites, delights, excites, feitz, fights, fites, flight's, flights, geitz, grites, heights, heitz, hites, ignites, incites, invites, kites, knight's, knights, light's, lights, lites, mites, night's, nights, nights', overexcites, overwrites, polites, recites, reits, reitz, reunites, rewrites, right's, rights, rights', rite's, rites, seitz, semi-heights, sights, site's, sites, slights, stites, stylites, tights, tonight's, trites, unites, white's, whites, wright's, wrights, writes
Nonwhites sounds like:
nadgwick, nadja, nantes, nantz, natasha, natasha's, natchez, natchez', natchez's, natec's, natick, nato's, nats, natsios, natzke, nautica, ned's, neddick, needs, neidigh, neitz, neitzke, nematodes, nemetz, nemitz, nendick, nets, netz, newedge, newmont's, newt's, newts, niedzwiecki, nieto's, nietzsche, nimitz, nimtz, nineties, nineties', ninety's, ninths, nitka, nitsa, nitsch, nitsche, nitschke, nitz, nitza, nitza's, nitze, nitzsche, nodes, nods, nomad's, nomadic, nomads, nominates, nontoxic, notch, notches, note's, notes, notes', notice, notices, notis, nots, nottage, notz, nowadays, nudes, nudge, nudges, nut's, nuts