undo synonyms

undo

v.

  1. To unfasten

    untie, loosen, release; see unhitch.

  2. To bring to ruin

    mar, destroy, ruin, wreck, break, bring to naught, subvert, injure, overthrow, unsettle, turn topsy-turvy, upset, defeat.

  3. To reverse

    annul, cancel, do away with, invalidate; see cancel 2.

Webster's New World Roget's A-Z Thesaurus Copyright © 1999 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.