THESAURUS
countermand
abolish, abolishment, abolition, abrogate, abrogation, annul, annulment, baffle, balk, blast, brave, cancel, canceling, cancellation, cassation, challenge, checkmate, circumvent, confound, confront, contravene, counter, counteract, counterorder, counterwork, cross, dash, defeasance, defeat, defy, destroy, disannul, discomfit, disconcert, discountenance, dish, disrupt, do away with, elude, flummox, foil, frustrate, invalidate, invalidation, knock the chocks, make void, nonplus, nullification, nullify, override, overrule, perplex, recall, recant, recantation, renege, repeal, rescind, rescinding, rescindment, rescission, retract, retraction, reversal, reverse, revocation, revoke, revokement, ruin, sabotage, scotch, set aside, setting aside, spike, spoil, stonewall, stump, suspend, suspension, thwart, upset, vacate, vacation, vacatur, void, voidance, voiding, waive, waiver, waiving, withdraw, withdrawal, write off, write-off
ROGET THESAURUS
countermand
Abrogation
N
abrogation, annulment, nullification, recision, vacatur, canceling, cancel, revocation, revokement, repeal, rescission, defeasance, dismissal, conge, demission, bounce, deposal, deposition, dethronement, disestablishment, disendowment, deconsecration, sack, walking papers, pink slip, walking ticket, yellow cover, abolition, abolishment, dissolution, counter order,
countermand, repudiation, retraction, retractation, recantation, abolitionist, abrogated, functus officio, Int, get along with you!, begone!, go about your business!, away with!.
VB
abrogate, annul, cancel, destroy, abolish, revoke, repeal, rescind, reverse, retract, recall, abolitionize, overrule, override, set aside, disannul, dissolve, quash, nullify, declare null and void, disestablish, disendow, deconsecrate, disclaim, ignore, repudiate, recant, divest oneself, break off,
countermand, counter order, do away with, sweep away, brush away, throw overboard, throw to the dogs, scatter to the winds, cast behind, dismiss, discard, cast off, turn off, cast out, cast adrift, cast out of doors, cast aside, cast away, send off, send away, send packing, send about one's business, discharge, get rid of, bounce, fire, fire out, sack, cashier, break, oust, unseat, unsaddle, unthrone, dethrone, disenthrone, depose, uncrown, unfrock, strike off the roll, disbar, disbench, be abrogated, receive its quietus, walk the plank.