Mavis rhymes with:
avis, bavis, kendavis, alvis, avis, bavis, bevis, chavis, chavis', chevis, chevys, clovis, divis, dravis, elvis, elvis', foodservice, havis, hovis, jervis, kendavis, kravis, lavis, levis, mervis, nankervis, navis, nevis, orvis, pendarvis, purvis, reavis, revis, sarvis, servis, serviss, silvis, tavis, tevis, travis
Mavis sounds like:
mabis, mabus, maffucci, mafia's, mafias, mahfouz, mahfouz's, mambas, manbeck, mapco, mapes, mapi's, maps, maves, mavs, mavs', mbeki, memphis, menapace, menopause, mimbs, minibus, minibuses, minpeco, mips, mob's, mobbs, mobius, mobs, moebius, mombasa, moonves, moppes, mops, mopus, moves, movie's, movies, mpeg, mpg, muffs, mumps, myopic