Madelon rhymes with:
aguillon, balon, couvillon, flawn, laun, lawn, matalon, mcglaun, pilon, splawn, villalon
Madelon sounds like:
madalena, maddalena, madelaine, madeleine, madelena, madelene, madelin, madeline, madelyn, madlen, madlin, mandolin, matalin, matalon, matlin, maudlin, medallion, medellin, medlen, medlin, methylene, mettlen, middleman, middlemen, midline, mindlin, mittelman, mittleman, modiliani, modlin, monteleone