Disheartened rhymes with:
heartened, heartened, smartened, heartened, shortened, smartened, brightened, buttoned, cottoned, enlightened, fattened, flattened, frightened, heartened, heightened, heistand, hestand, hiestand, lightened, montand, predestined, shortened, smartened, straightened, sweetened, threatened, tightened, unbuttoned, unenlightened