annul

annul verb abnegate, abolere, abolish, abrogare, annihilate, avoid, call back, cancel, cancel out, contravene, countermand, counterorder, deny, destroy, discontinue, disestablish, efface, end, expunge, exterminate, extinguish, invalidate, make illegal, make void, negate, nullify, obliterate, overrule, put an end to, recall, reduce to nothing, reduce to nought, relinquish, render null and void, render void, renege, repeal, repudiate, rescind, retract, reverse, revoke, set aside, solvere, strike out, terminate, unmake, vitiate, void, withdraw
Associated concepts: annul a marriage, annul a statute

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See also: abandon, abate, abolish, abrogate, adeem, avoid, cancel, cease, contradict, counteract, defeat, destroy, disable, discharge, disclaim, discontinue, disinherit, disown, divorce, eradicate, expunge, extinguish, extirpate, frustrate, impede, invalidate, kill, negate, neutralize, nullify, obliterate, overreach, override, overrule, quash, recall, recant, renege, repeal, rescind, revoke, supersede, terminate, vacate, vitiate, void