"to free or be freed from illusion," 1855, from a noun disillusion meaning "act of freeing from illusion" (1814); see dis- + illusion. Related: Disillusioned; disillusioning.
dishonour
dishpan
dish-washer
dish-water
dishy
disillusion
disillusionment
disincentive
disinclination
disincline
disindividualize