Fail

abort backslide back wrong horse be defeated be demoted be found lacking be in vain be ruined blunder break down come to naught come to nothing decline deteriorate fall fall flat fall short fall through fizzle flop flounder fold founder go astray go down go downhill go down swinging go up in smoke go wrong hit bottom hit the skids lose control lose out lose status meet with disaster miscarry miss miss the boat play into run aground slip turn out badly

abort back out blink break one’s word desert disappoint discount disregard fault forget funk go astray ignore let down miscarry neglect omit overlook overpass slight slip