unrealistic

unrealistic
    adj 1: not realistic; "unrealistic expectations"; "prices at
           unrealistic high levels" [ant: {realistic}]
    

39 Moby Thesaurus words for "unrealistic":
      airy, autistic, delusional, delusive, delusory, dereistic,
      fanciful, idealistic, illogical, illusory, imaginary, immaterial,
      impractical, in the clouds, inaccurate, merely nominal, not real,
      otherworldly, poetic, quixotic, romancing, romantic, romanticized,
      starry-eyed, storybook, transcendental, transmundane, unactual,
      unauthentic, unnatural, unpractical, unreal, unrealizable,
      unreasonable, unrepresentative, unsubstantial, unworkable,
      visionary, wish-fulfilling