Synonyms for Lose out:

• v.

  •be unsuccessful (verb)
  • fail.
  •fail (verb)
  • fall short,
  • go wrong,
  • be defeated,
  • go down,
  • miscarry,
  • be found lacking,
  • back wrong horse,
  • come to naught,
  • fall through,
  • come to nothing,
  • run aground,
  • flop,
  • miss the boat,
  • go downhill,
  • fall flat,
  • decline,
  • fizzle,
  • deteriorate,
  • fall,
  • go astray,
  • be ruined,
  • hit bottom,
  • slip,
  • break down,
  • be in vain,
  • play into,
  • go up in smoke,
  • flounder,
  • fold,
  • go down swinging,
  • founder,
  • turn out badly,
  • be demoted,
  • meet with disaster,
  • abort,
  • lose status,
  • blunder,
  • backslide,
  • hit the skids,
  • lose control.
  •lose (verb)
  • yield,
  • come up short,
  • be outdistanced,
  • be humbled,
  • be worsted,
  • take the count,
  • take the heat,
  • be taken to cleaners,
  • kiss goodbye,
  • drop,
  • take a beating,
  • suffer defeat,
  • be sunk,
  • drop a bundle,
  • succumb,
  • be the loser.
  •miscarry (verb)
  • miss fire,
  • misfire,
  • miss the mark.

• Other synonyms:

  •
  • lag,
  • be no further forward,
  • be/get bogged down,
  • fall behind,
  • not be getting/going anywhere,
  • falter,
  • be getting/going nowhere fast,
  • tread water,
  • stall.
  •
  • miss out.
  •
  • freeze.
  •
  • miss.
  •fail
  • went downhill,
  • Floundered,
  • failed,
  • went astray,
  • going astray,
  • falling short,
  • goes astray,
  • be vain,
  • breaking down,
  • going wrong,
  • founders,
  • goes wrong,
  • goes downhill,
  • going downhill,
  • missed the boat.
  •lose
  • lose,
  • losing,
  • coming up short,
  • suffers defeat,
  • come short.
  •miscarry
  • missed the mark.
  •Other relevant words:
  • forfeit,
  • be unsuccessful,
  • fan,
  • bow to,
  • go under,
  • sacrifice,
  • be overcome,
  • mislay,
  • meet one's waterloo,
  • kiss good-bye,
  • lose the day,
  • tumble,
  • admit defeat,
  • be bested,
  • come to grief,
  • bomb,
  • let slip,
  • default,
  • bow,
  • be conquered,
  • fail of success,
  • strike out,
  • be beaten,
  • whiff,
  • bite the dust,
  • capitulate,
  • give up,
  • flummox.

Antonyms for Lose out:

• v.

  • fail
    complete, rise, achieve, earn, correct, deliver, succeed, obtain, ascend, build, prosper, reach, do well, procure, go up, merit, win, capture, develop, accomplish, gain, finish.
  • lose
    face, maintain, keep, confront, meet, hold on to.
  • miscarry
    improve.