nullify Definition

invalidate, annul, neutralize, quash, void, avoid, negate, overturn, rescind, thwart, abrogate, scuttle, overrule, undo, frustrate, deny, supersede, stymie, undermine, dismiss, counteract, derail, revoke, obliterate, reverse, terminate, abolish, suspend, eliminate, null, destroy, preclude, exclude, repeal, impede, prevent, waive, annihilate, remove, override, inhibit, withdraw, cancel, offset, vacate, eradicate, defuse, lift, foil, abort, incapacitate, ruin, delete, defeat, refuse, disappoint, neutralise, disallow, countermand, preempt, reject, circumvent, vitiate, repudiate, reinstate, subvert, ratify, derogate, suppress, legislate, voided, amend, usurp, deprive, obrogate, impose, forestall, eviscerate, disqualify, estop, null and void, compel, scupper, emasculate, punish, stifle, sidestep, alter, upheld, invoke, undecreed, restrict, overturnable, squelch, restrain, defang, contravene, curtail, outflank, legitimize,