Sulfa rhymes with:
adelpha, adolpha, alfa, alfalfa, alpha, dqalpha, adelpha, adolpha, agfa, alfa, alfalfa, alpha, baffa, boffa, bopha, buffa, dqalpha, graceffa, haifa, halifa, hicfa, hoffa, jaffa, josepha, karaffa, khalifa, marfa, moffa, mustafa, raffa, sofa, staffa, stefa, stepha, tufa
Sulfa sounds like:
salafia, saleeby, saliba, salif, saliva, salva, salve, salvi, salvia, salvo, scalf, scallop, scalp, schleif, schlepp, schliep, schlup, schoolboy, schulhauf, schulhof, schulof, schwalb, schwalbe, scialabba, seawolf, selbe, selby, self, selloff, selph, selva, selvey, shelby, shelev, shelf, shelp, shelve, sielaff, sieloff, sigoloff, silva, silvey, silvi, silvia, silvie, silvio, sizelove, slab, slaby, slap, slape, slaphappy, slappey, slav, slava, slave, sleep, sleepy, sleeve, slife, slip, sliva, slob, sloop, slop, slope, sloppy, slovo, sokoloff, sokolov, soloff, soloviev, solvay, solve, sylph, sylva, sylvia, sylvie, sylvio