Plouffe rhymes with:
plouff, loaf, plouff, houff, knouff, loaf, plouff, shoaf, shoaff, sroufe
Plouffe sounds like:
pavlov, philby, philip, philipp, philippa, philippe, philippi, phillip, phillipe, phillipp, phillippe, phillippi, philp, pilaf, pileup, playboy, playoff, pleva, ploof, plop, plouff, pluff, polevoi, polyp, pulp