Unaffiliated rhymes with:
humiliated, humiliated, retaliated, appreciated, appropriated, asphyxiated, delineated, depreciated, deviated, differentiated, emaciated, enunciated, excoriated, expropriated, humiliated, irradiated, mediated, misappropriated, permeated, recreated, renegotiated, repatriated, retaliated, substantiated, unappreciated, undifferentiated, uninitiated, unsubstantiated
Unaffiliated sounds like:
umfleet, umphlett, unaffiliate, unbolt, unbolted, unbuilt, unemployed, unfilled, unfold, unfolded, unveiled