Index of English words, starting with "un"

(1) - Undo (v. t.) To bring to poverty; to impoverish; to ruin, as in reputation, morals, hopes, or the like; as, many are undone by unavoidable losses, but more undo themselves by vices and dissipation, or by indolence.
(2) - Undo (v. t.) To loose; to open; to take to piece; to unfasten; to untie; hence, to unravel; to solve; as, to undo a knot; to undo a puzzling question; to undo a riddle.
(3) - Undo (v. t.) To reverse, as what has been done; to annul; to bring to naught.

(1) - Undoer (n.) One who undoes anything; especially, one who ruins another.

(1) - Undoing (n.) Ruin.
(2) - Undoing (n.) The reversal of what has been done.

(1) - Undone (a.) Not done or performed; neglected.
(2) - Undone () p. p. of Undo.