(v. t.) To yield; to submit; to give up without resistance; as, to succumb to disease.

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