Smokestack rhymes with:
haystack, counterattack, deltak, fitak, hackmatack, haystack, aipac, almanac, amnesiac, amtrack, anorak, auerback, backpack, backtrack, bidlack, biofeedback, blackjack, boback, brownback, brumback, bushwhack, buyback, caddyshack, cadillac, cardiac, carjack, cognac, comeback, compaq, computrac, cornerback, counterattack, crackerjack, cul_de_sac, cutback, deepak, deltak, drawback, dynafac, dynapac, eastpac, eniac, fallback, feeback, feedback, fishback, fitak, flapjack, flashback, fosback, fullback, giveback, gopac, greenback, grzelak, gunnysack, hackensack, hackmatack, halfback, hanback, hardback, hatchback, haystack, hibaaq, hijack, hoback, hollenback, holsomback, holsonback, hornback, horseback, humpback, hunchback, innopac, insomniac, jiffi-snak, kickback, killpack, knapsack, knickknack, kodak, kodiak, kojak, kozemchak, leaseback, leatherback, lilac, lineback, louderback, lumberjack, macisaac, malinak, maniac, matlack, medivac, megalomaniac, merrimack, midpac, netback, niblack, nordictrack, nyack, nymphomaniac, outback, paperback, paranoiac, payback, peapack, piggyback, playback, poltrack, pontiac, prickleback, prozac, pullback, quarterback, racetrack, railsback, ransack, razorback, rempac, roback, rollback, ruback, ryback, schupak, setback, sidetrack, similack, simulac, skipjack, slayback, soundtrack, spiewak, sremac, stainback, stanback, steinback, stoneback, supermac, talkback, tarmac, throwback, transpac, uzmack, waguespack, wespac, westpac, whitenack, wingback, wisecrack, wolenzac, zodiac
Smokestack sounds like:
schenectady's, secessionists, semi-heights, sense-datas, sensitize, shamanists, smokestacks, sunsets, sunstates, sunsweet's, swimsuits