Venture rhymes with:
adventure, laventure, misadventure, adventure, bencher, clencher, debenture, denture, eurodebenture, indenture, laventure, mencher, misadventure, quencher, rencher, trencher
Venture sounds like:
vanatter, vander, vandewater, vanmatre, vanmeter, vanmetre, vannater, vannatter, vendor, venter, ventre, ventura, venturi, viewfinder, vonder, vonderhaar, vondra