Cognizant rhymes with:
besant, doesn't, hasn't, isn't, omnipresent, peasant, pheasant, pleasant, present, unpleasant, vanzant, vinzant, wasn't
Cognizant sounds like:
cincinnati, cognoscenti, commencement, commissioned, conjoined, consent, consented, consequent, consigned, consignment, consonant, consumed, consummate, consummated