THESAURUS
abjure
abandon, abdicate, acknowledge defeat, assert the contrary, back down, back out, backwater, belie, brush aside, cease, cede, chuck, chuck out, climb down, come off, contemn, contest, contradict, contravene, controvert, counter, crawfish out, cross, cry quits, cut out, decline, deny, desert, desist, desist from, despise, disaffirm, disallow, disapprove, disavow, discard, disclaim, discontinue, discount, disdain, disgorge, dismiss, disown, dispense with, dispose of, disprove, dispute, disregard, disuse, do without, drop, dump, eat crow, eat humble pie, except, exclude, forgo, forsake, forswear, gainsay, get along without, get rid of, give away, give over, give up, hand over, have done with, ignore, impugn, join issue upon, kiss good-bye, lay down, leave off, let go, make a sacrifice, nol-pros, not accept, not admit, not pursue with, nullify, oppose, palinode, part with, pass by, pass up, push aside, put behind one, quit, quitclaim, rebuff, recall, recant, refuse, refuse to admit, refuse to consider, refute, reject, relinquish, render up, renege, renounce, repel, repudiate, repulse, resign, retract, revoke, sacrifice, scout, shove away, spare, spurn, stop, surrender, swallow, swear off, take back, take issue with, throw away, throw out, throw up, turn away, turn out, unsay, vacate, waive, withdraw, yield
ROGET THESAURUS
abjure
Tergiversation
VB
change one's mind, change one's intention, change one's purpose, change one's note,
abjure, renounce, withdraw from, waver, vacillate, wheel round, turn round, veer round, turn a pirouette, go over from one side to another, pass from one side to another, change from one side to another, skip from one side to another, go to the rightabout, box the compass, shift one's ground, go upon another tack, apostatize, change sides, go over, rat, recant, retract, revoke, rescind, recall, forswear, unsay, come over, come round to an opinion, crawfish, crawl, draw in one's horns, eat one's words, eat the leek, swallow the leek, swerve, flinch, back out of, retrace one's steps, think better of it, come back return to one's first love, turn over a new leaf, trim, shuffle, play fast and loose, blow hot and cold, coquet, be on the fence, straddle, bold with the hare but run with the hounds, nager entre deux eaux, wait to see how the cat jumps, wait to see how the wind blows.
Resignation
VB
resign, give up, throw up, lay down, throw up the cards, wash one's hands of,
abjure, renounce, forego, disclaim, retract, deny, abrogate, desert, get rid of, abdicate, vacate, vacate one's seat, accept the stewardship of the Chiltern Hundreds, retire, tender one's resignation.