Mart's rhymes with:
k-mart's, marts, martz, smarts, art's, arts, artz, bart's, barts, bartz, carts, charts, dart's, darts, departs, descartes's, hart's, harts, hartz, heart's, hearts, imparts, k-mart's, kartes, marts, martz, part's, parts, parts', schartz, smarts, spartz, starts, tarts, upstarts
Mart's sounds like:
maertz, mardis, marietta's, maritz, marotz, marriott's, martech, martek, martha's, marti's, martis, martocci, marts, martucci, martus, marty's, martz, martz's, mauritius, mauritz, maynard's, merdyce, meretz, merits, merritts, mertes, mertice, mertz, meyerowitz, minardos, minarets, minorities, miratec, mirtz, moraitis, mordecai, mordechai, moredock, moretz, moritz, morteki, mortgage, mortgage's, mortgages, mortis, mrotek, murdaugh, murdick, murdoch, murdoch's, murdock, murdock's, murdocks, murtagh, murtaugh, myrtice, myrtis