Cruelty rhymes with:
admiralty, casualty, coltie, difficulty, disloyalty, esselte, faculty, faulty, fealty, felty, frailty, glotfelty, guilty, hilty, kampschulte, kelty, kielty, kilty, loyalty, mayoralty, mcanulty, mcnulty, multi, novelty, nulty, penalty, pulte, quilty, realty, royalty, salty, solti, specialty, subtlety, talty, tumulty, welty
Cruelty sounds like:
carlita, carlito, carload, carlotta, charlet, charlot, charlotte, corlett, corralled, correlate, correlated, crawled, cryolite, curled, curlett