Words That Rhyme With "Diketone" :
2 syllables:
beaten, cetane, cetin, Cretan, cretin, Deaton, eaten, Eaton, Eton, freestone, Freetown, ketone, kneebone, neaten, nutone, piton, pretone, retene, seetin, Seton, sweeten, sweeton, Teton, tritone, wheaten, Wheaton, Wheatstone