Repudiates rhymes with:
radiates, abbreviates, affiliate's, appreciates, appropriates, asphyxiates, delineates, depreciates, deviates, differentiates, emaciates, expatriates, herniates, humiliates, inebriates, infuriates, instantiates, misappropriates, negotiates, obviates, officiates, permeates, radiates, recreates, substantiates
Repudiates sounds like:
rabbits, rafts, rapids, raptis, ravitch, ravitz, rebates, refutes, repeats, repetitious, rifts, rivets, robidoux, robot's, robotic, robotics, robots