Renaldo rhymes with:
arnaldo, donaldo, naldo, reinaldo, reynaldo, rinaldo, aldo, ansaldo, arnaldo, baldo, capaldo, castaldo, cataldo, donaldo, faldo, geraldo, giraldo, grimaldo, naldo, reinaldo, reynaldo, rinaldo, waldo
Renaldo sounds like:
reinaldo, reinhold, reinwald, remold, remolded, remoulded, renault, reynaldo, reynold, rinaldi, rinaldo, romilda, romuald, ronald, ronalda