Argentina rhymes with:
cantina, constantina, florentina, quintina, valentina, albertina, aretina, autolatina, bettina, cantina, catena, celestina, christina, concertina, constantina, cortina, cristina, egbertina, faustina, florentina, gilbertina, justina, kristina, lamartina, lamattina, latina, martina, mattina, patina, quintina, stena, teena, tina, valentina
Argentina sounds like:
aircondition, argentine, argentinian, argumentation