Sport's rhymes with:
sports, sports', transports, imports, port's, ports, portz, report's, reports, reports', sports, sports', supports, teleport's, transports
Sport's sounds like:
sabertech, sabortech, sabretech, schubert's, seaports, separates, sephardic, shepard's, shepherd's, shepherds, sheppard's, sheppards, shipyard's, shipyards, siefert's, spartacus, spartech, spartz, spirit's, spirits, sporadic, sports, sports', spreads, sprouts, spurts, subverts, supports