Mulheren rhymes with:
haren, heron, herren, herron, o'herron, oherron, subsaharan, aaron, alaron, aran, aron, beran, beron, betakeren, charon, charren, charron, claran, ehren, faron, farren, farron, ferran, ferren, ferron, geran, geron, haren, heron, herren, herron, karan, karen, karon, lebaron, lebarron, maclaren, marron, mccarran, mccarren, mcclaren, mcfarren, mcferran, mcferren, mcferrin, mcferron, mclaren, mclerran, mcpheron, mehran, nerone, nerren, o'herron, oherron, perron, sherron, subsaharan, susteren, teran, theron, veron, waren, yaron, zehren
Mulheren sounds like:
mailroom, mehlhorn, melhorn, milhorn, milliron, mulhearn, mulherin, mulhern, mulroney, mulrooney