Maertens rhymes with:
mehrtens, mehrtens, barton's, cartons, kindergartens, martens, martin's, mehrtens, morton's, norton's, shortens, thorton's, weirton's, wharton's
Maertens sounds like:
maradona's, maradonna's, marathons, marauding, maritimes, martens, martens's, martians, martin's, martinec, martinek, martines, martinez, martinez's, marting, martinique, martinis, martinka, martinko, martins, martins's, mehrtens, meridian's, meriting, mertens, mertins, mortems, morton's