Synonyms to be unproductive

come to nothing, annul, be done for, be no more, blow up, break down, bring to nothing, buffer, cancel, cancel out, cease, collapse, come to naught, conk out, counterbalance, die, disappear, dissipate, end, expire, explode, fade away, fail miserably, fall down, fall flat, fall through, fizz out, fizzle, fizzle out, frustrate, get bogged down, get hung up, get mired, get nowhere, go, go phut, go to pot, go to seed, go to waste, hang fire, hang up, invalidate, leak, leak away, lie fallow, misfire, negate, negativate, negative, neutralize, nullify, offset, pass, pass away, peg out, perish, peter out, poop out, run out, run to seed, run to waste, stultify, succumb, thwart, undo, vanish, vitiate, void, be disappointing, break, burn out, cave in, come apart, come short, come unstuck, crumble, decline, die away, die out, disintegrate, droop, drop, fade, fail, faint, fall short, flag, flame out, get hung