Last's rhymes with:
blasts, lasts, blasts, castes, casts, fasts, forecasts, lambastes, lasts, masts, nast's, pasts
Last's sounds like:
lacksadaiscious, lactase, lactic, lactose, lakatos, lakotas, lakotas', lasts, lawsuit's, lawsuits, lecates, lectec, legates, leistikow, leucadia's, lickteig, liggett's, light's, lighthouse, lighthouses, lights, lightsey, likud's, liquidates, liquidities, liquids, list's, lists, locates, lockets, lockett's, lockheed's, lockouts, lockwood's, locusts, logistic, logistics, logiudice, logothetis, loguidice, loyalists, lustig, luxottica, luxottica's