Nephew's rhymes with:
grandnephews, nephews, grandnephews, nephews, curfews, grandnephews, nephews, argues, ceausescu's, compus, continues, curfews, debuts, donoghue's, eigenvalues, gorguze, grandnephews, mathews, matthew's, matthews, menus, nephews, undervalues, values, values', w's, w.'s, w.s
Nephew's sounds like:
nabisco, nabisco's, nabobs, nafco, namibia's, napco, naps, navajo, navajos, navas, navickas, navies, navis, navy's, neaves, nephews, neves, nevis, nevius, nibs, nieves, nimbus, nips, nipsco, nobec, nobec's, nobis, nobuaki, nobuyuki, noffke, nova's, novacek, novack, novak, novak's, novakowski, novas, novice, novices, novick, novicki, novo's, nymphs