Coldren rhymes with:
holdren, holdren, andren, bundren, condren, fondren, hendren, holdren, mandarin, aldebaran, amparan, anaren, andren, askren, bargeron, bundren, cameron, catherine, condren, corcoran, cothren, fondren, halloran, hefferan, hefferon, hendren, holdren, holleran, holloran, killoran, lutheran, mandarin, margarine, milliron, motoren, nitroglycerin, nitroglycerine, o'hallaron, o'halloran, o'halloron, ohalloran, operan, orgeron, pickren, saccharin, saharan, tamarin, tiberon, uterine, veteran, voltaren
Coldren sounds like:
calderon, calderone, cauldron, children, coldiron, coltrain, coltrane, coltrin, cyclotron