- invalidate
- v1. disprove, refute, confute, rebut; dispute, deny, oppose, controvert, counter; contradict, belie, negate; overturn, overthrow, subvert; expose, reveal, unmask; discredit, disparage, demean, debase; mar, spoil, ruin, wreck, destroy.2. weaken, undermine, enfeeble, debilitate; enervate, exhaust, sap, devitalize; disable, cripple, paralyze.3. void, avoid, declare null and void, render null and void, nullify, disannul, annul; quash, vitiate, vacate, disestablish; cancel, discharge; set aside, supersede; cease, Law. nol-pros, stop, discontinue, break off; countermand, counterorder, override, overrule; veto, negate.4. revoke, rescind, abrogate, reverse, repeal, Rare. disenact, abolish; recant, retract, withdraw, take back, undo, unmake, recall; renounce, relinquish, repudiate, abjure, forswear, abnegate; disavow, disclaim, disown, deny; unsay, go back on one's word, eat one's words, back-pedal, renege.5. terminate, dissolve, put an end to, bring to an end, do away with; discard, dismiss, get rid of, cast aside, throw out.
A Note on the Style of the synonym finder. 2014.