Moppes rhymes with:
mops, chops, copps, cops, crop's, crops, drops, flops, hoppes, hopps, hops, koppes, kops, mops, nonstops, op's, ops, pop's, pops, propps, props, rops, shop's, shoppes, shops, sops, stops, swaps, topps, tops, wops
Moppes sounds like:
mabis, mabus, maffucci, mafia's, mafias, mahfouz, mahfouz's, mambas, manbeck, mapco, mapes, mapi's, maps, maves, mavis, mavs, mavs', mbeki, memphis, menapace, menopause, mimbs, minibus, minibuses, minpeco, mips, mob's, mobbs, mobius, mobs, moebius, mombasa, moonves, mops, mopus, moves, movie's, movies, mpeg, mpg, muffs, mumps, myopic