Slither rhymes with:
atither, bither, dither, hither, ryther, smither, whither, wither, zither, altogether, another, atither, bather, bellwether, birdfeather, bither, blather, bother, breather, brother, cather, crowther, dither, either, fairbrother, fairweather, farther, father, feather, forefather, further, futher, gather, genther, get-together, ginther, godfather, godmother, grandfather, grandmother, grether, guinther, heather, hesther, hither, huether, koether, kuether, lather, lawther, leather, lowther, mather, mayweather, meriweather, meriwether, merriweather, merriwether, mother, neither, nether, norther, nother, oldfather, other, prather, raether, rather, reither, reuther, roether, ryther, sather, seither, sether, slather, smather, smither, smoother, smother, souther, starkweather, stepfather, stepmother, stikeleather, strother, suther, tether, together, weather, werther, whether, whither, wither, wrather, yother, zither
Slither sounds like:
salter, saltier, saltwater, salutary, saulter, schilder, schlater, schlatter, schleeter, schlitter, schlotter, schlueter, schluter, schowalter, schulder, shelter, shoulder, showalter, skelter, slater, slather, slatter, slattery, slayter, sleator, sleeter, slider, sliter, slothower, sluder, sluiter, sluyter, slyter, solder, soldier, solitaire, solitary, solodar, soltero, sultry, swelter, sweltry