Smethers rhymes with:
birdfeather's, birdfeathers, feathers, get-togethers, gethers, heather's, heathers, leathers, nethers, tethers, togethers, weather's, weathers
Smethers sounds like:
san-andreas, sanders, sanders's, sandrock, saunders, saunders', saunders's, saundra's, schneider's, schneiders, schneiders', schnieders, schnyder's, secondaries, senator's, senators, senators', senders, senters, sentras, sentries, signatories, signatures, sinatra's, smathers, smithers, smothers, smotrich, snyder's, sonatrach, soundtrack, soundtracks, squanders, summiteers, syndrich, syntrex