Sluggish rhymes with:
bangish, longish, abolish, accomplish, admonish, amateurish, amish, anguish, astonish, babish, babyish, bangish, banish, barish, barnish, barrish, beamish, bearish, benish, berish, blemish, blowfish, blueish, bluish, bookish, boorish, bowdish, boyish, brackish, bradish, brandish, british, brownish, brutish, bullish, buresh, burnish, candlish, cavendish, cherish, childish, churlish, clannish, corniche, cornish, crayfish, dalgleish, danish, darwish, demish, demolish, dervish, devilish, diminish, distinguish, dobesh, dovish, elfish, elish, embellish, english, establish, extinguish, faddish, fallish, farish, farrish, fetish, feverish, fiendish, finish, finnish, flattish, flemish, flourish, folkish, foolish, frankish, furbish, furnish, garish, garnish, gerrish, ghoulish, gibberish, girlish, gladish, grayish, greenish, hagfish, hamish, hamlisch, hanisch, hanish, harnisch, harnish, hashish, hawkish, heinisch, hellish, horseradish, huish, impish, impoverish, inglish, irish, italish, janisch, janish, jaquish, jewish, kadish, kalish, kalisz, kertesz, killifish, kokesh, kronish, kulish, kunesh, kurdish, languish, lavish, lettish, licorice, longish, mactavish, maish, malnourish, manish, maresh, marish, mawkish, mccamish, mccandlish, mctavish, mellish, mickish, mikesh, minish, moorish, morrish, naish, newish, nightmarish, nourish, ornish, outlandish, papesh, parish, parrish, peevish, perish, pinkish, polish, pollyannish, prudish, przybysz, publish, puckish, punish, purplish, radish, raffish, rakish, reddish, redish, reestablish, refinish, refurbish, reish, relinquish, relish, replenish, rheinisch, rightish, rubbish, schweizerische, scottish, selfish, semifinish, sheepish, skirmish, skittish, slavish, smallish, smartish, snobbish, snohomish, sollish, soltesz, spanish, squeamish, standish, stanish, stylish, swedish, tarnish, tavish, ticklish, tunafish, turkish, undernourish, vanish, vanquish, varnish, warmish, whitish, wimbish, windisch, windish, yanish, yellowish, yiddish
Sluggish sounds like:
sails, sal's, salacious, salak, salas, salaz, salce, sale's, salek, sales, sales', salick, salis, salk, salk's, sallas, salles, sallies, sallis, salls, sally's, salois, saloojee, salsa, salus, salz, sauls, sayles, scales, scalese, scalia's, scalise, scalisi, scalzi, scalzo, schalk, schallock, schellhase, schielke, schilke, schillaci, schilz, schlack, schlag, schlake, schlauch, schleich, schleis, schleswig, schlick, schlock, schloss, schlough, scholes, scholz, scholze, school's, schoolhouse, schools, schools', schuelke, schulke, schulz, schulze, scillas, scoles, sculley's, seagull's, seagulls, seal's, seales, sealey's, sealock, seals, seashells, seelig, seelig's, segalas, seils, selas, selassie, selchow, seles, seles', selies, selies', selig, seliga, seljuk, selk, selke, selleck, sellick, sells, selowsky, selz, seoul's, sequels, sexless, seychelles, shackles, shalala's, shales, shall's, shashlik, shaulis, shawls, sheila's, sheils, shekels, shell's, shelley's, shells, shellshock, shiels, shlaes, shoals, shoelace, shoelaces, sholes, shylock, sickels, sickles, siegel's, sielski, silas, silcox, silesia, silex, silga, silica, silk, silkey, silks, silky, sills, silos, siskel's, skalicky, skalski, skalsky, skeels, skiles, skills, skoczylas, skulk, skulls, skyles, slack, slacks, slag, slash, slashes, slaugh, sleaze, sleazy, sleek, sleigh, slezak, slice, slices, slick, slicks, sligh, slog, slosh, sloss, slouch, slouches, slough, sloughs, slowik, slows, slug, sluga, slugs, sluice, sluka, slush, sluss, socialize, sociology, soil's, soils, sokolik, sokoloski, sokolow's, sokolowski, solace, solak, solazzo, solchaga, solecki, soles, soliloquize, soliloquy, solis, soliz, sollish, solos, soules, souljah, soulless, souls, sowles, squalls, squeals, squelch, squiggles, squillace, sulak, sulawesi, sulek, suleski, sulewski, sulik, sulk, sulkowski, swailes, swails, swales, swallows, swells, szalkowski, szeliga, szilagyi