Predominate rhymes with:
dominate, denominate, dominate, contaminate, decontaminate, denominate, determinate, discriminate, disseminate, dominate, eliminate, emanate, exterminate, fulminate, germinate, incriminate, inseminate, terminate
Predominate sounds like:
pardoned, partitioned, pertained, pertinent, portend, portent, portinadi, predominant, predominated, preordained, pretend, pretended, prudent, prudente