Slop rhymes with:
flop, glop, klopp, lop, lopp, plop, atop, bop, bopp, chop, chopp, cop, copp, crop, cropp, dopp, drop, flop, glop, gropp, hop, hopp, hoppe, jopp, klopp, knop, knopp, kopp, koppe, kropp, lop, lopp, mop, nonstop, op, opp, paap, paape, plop, pop, popp, poppe, prop, propp, raap, ropp, schaap, schopp, schoppe, schropp, shop, shoppe, skop, sop, sopp, stop, swap, swapp, top, topp, tropp, tschopp, wop, yopp
Slop 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, slope, sloppy, slovo, sokoloff, sokolov, soloff, soloviev, solvay, solve, sulfa, sylph, sylva, sylvia, sylvie, sylvio