THESAURUS
succumb
abandon, accede, accept, acquiesce, assent, be agreeable, be done for, be lost, be no more, bite the dust, black out, blow, bow, bow to, break down, burn out, capitulate, cash in, cave, cease, cease to be, cease to live, collapse, come to naught, come to nothing, comply, conk out, consent, crack up, decease, defer, defer to, demise, depart, depart this life, die, disappear, droop, drop, end, expire, face the music, fade away, faint, fall, fall asleep, fall senseless, fatigue, flag, gasp, get tired, give out, give up, give way, give way to, go, go along with, go down, go out, go under, gray out, grow weary, have enough, jade, keel over, knock under, knuckle, knuckle down, knuckle under, knuckle under to, lick the dust, live with it, lose, lose out, lose the day, not resist, obey, pant, part, pass, pass away, pass on, pass out, pass over, peg out, perish, peter out, play out, poop out, puff, puff and blow, put off mortality, quit this world, relent, relinquish, resign, return to dust, run down, run out, say uncle, sink, stop breathing, submit, submit to,
succumb to, surrender, swallow it, swallow the pill, swoon, take, take it, take the count, tire, tumble, up and die, vanish, weary, wheeze, wilt, yield, yield the ghost, yield to
ROGET THESAURUS
succumb
Fatigue
VB
be fatigued, yawn, droop, sink, flag, lose breath, lose wind, gasp, pant, puff, blow, drop, swoon, faint,
succumb, fatigue, tire, weary, irk, flag, jade, harass, exhaust, knock up, wear out, prostrate, tax, task, strain, overtask, overwork, overburden, overtax, overstrain.
Submission
VB
succumb, submit, yeild, bend, resign, defer to, lay down one's arms, deliver up one's arms, lower colors, haul down colors, strike one's flag, strike colors, surrender, surrender at discretion, cede, capitulate, come to terms, retreat, beat a retreat, draw in one's horns, give way, give round, give in, give up, cave in, suffer judgment by default, bend, bend to one's yoke, bend before the storm, reel back, bend down, knuckle down, knuckle to, knuckle under, knock under, eat dirt, eat the leek, eat humble pie, bite the dust, lick the dust, be at one's feet, fall at one's feet, craven, crouch before, throw oneself at the feet of, swallow the leek, swallow the pill, kiss the rod, turn the other cheek, avaler les couleuvres, gulp down, obey, kneel to, bow to, pay homage to, cringe to, truckle to, bend the neck, bend the knee, kneel, fall on one's knees, bow submission, courtesy, curtsy, kowtow, pocket the affront, make the best of, make a virtue of necessity, grin and abide, grin and bear it, shrug the shoulders, resign oneself, submit with a good grace.
Failure
VB
fail, be unsuccessful, not succeed, make vain efforts, do in vain, labor in vain, toil in vain, flunk, lose one's labor, take nothing by one's motion, bring to naught, make nothing of, wash a blackamoor white, roll the stones of Sisyphus, do by halves, lose ground, fall short of, miss, miss one's aim, miss the mark, miss one's footing, miss stays, slip, trip, stumble, make a slip, blunder, make a mess of, make a botch of, bitch it, miscarry, abort, go up like a rocket and come down like the stick, come down in flames, get shot down, reckon without one's host, get the wrong pig by the tail, get the wrong sow by the ear, limp, halt, hobble, titubate, fall, tumble, lose one's balance, fall to the ground, fall between two stools, flounder, falter, stick in the mud, run aground, split upon a rock, beat one's head against a stone wall, run one's head against a stone wall, knock one's head against a stone wall, dash one's head against a stone wall, break one's back, break down, sink, drown, founder, have the ground cut from under one, get into trouble, get into a mess, get into a scrape, come to grief, go to the wall, go to the dogs, go to pot, lick the dust, bite the dust, be defeated, have the worst of it, lose the day, come off second best, lose, fall a prey to,
succumb, not have a leg to stand on, come to nothing, end in smoke, flat out, fall to the ground, fall through, fall dead, fall stillborn, fall flat, slip through one's fingers, hang fire, miss fire, flash in the pan, collapse, topple down, go to wrack and ruin, go amiss, go wrong, go cross, go hard with, go on a wrong tack, go on ill, come off ill, turn out ill, work ill, take a wrong term, take an ugly term, take an ugly turn, take a turn for the worse, be all over with, be all up with, explode, dash one's hopes, defeat the purpose, sow the wind and reap the whirlwind, jump out of the frying pan into the fire, go from the frying pan into the fire.