Donaldo's rhymes with:
aficionados, avocados, bernardo's, brando's, casados, colorado's, condos, desperadoes, dodo's, dodos, eldorado's, erdos, escudos, fernando's, foreshadows, gaydos, granados, innuendoes, innuendos, kardos, nintendo's, orlando's, overshadows, rados, sandos, sandose, sandoz, toledo's, tornadoes, torpedoes, weirdos, widow's, widows, windows