Synonyms and related words :
abjure, abolish, abrogate, annihilate, annul, assert the contrary, back down, back out, backwater, belie, bring to naught, cancel, cite, climb down, contest, contradict, contravene, controvert, counter, countermand, counterorder, crawfish out, cross, deny, disaffirm, disallow, disannul, disavow, disclaim, dismantle, disown, disprove, dispute, do away with, eat crow, eat humble pie, erase, expunge, forswear, gainsay, impugn, invalidate, join issue upon, lift, make void, negate, negative, not accept, not admit, nullify, oppose, override, overrule, quash, recall, recant, recollect, refuse to admit, refute, remember, remind, reminisce, renege, renounce, repeal, repudiate, rescind, retain, retract, retrospect, reverse, revive, set aside, suspend, swallow, take back, take issue with, undo, unsay, vacate, veto, void, waive, withdraw, write off