Frustrated

frustrated
    adj 1: disappointingly unsuccessful; "disappointed expectations
           and thwarted ambitions"; "their foiled attempt to capture
           Calais"; "many frustrated poets end as pipe-smoking
           teachers"; "his best efforts were thwarted" [syn:
           {defeated}, {disappointed}, {discomfited}, {foiled},
           {frustrated}, {thwarted}]
    

Frustrate \Frus"trate\, v. t. [imp. & p. p. {Frustrated}; p. pr.
   & vb. n. {Frustrating}.]
   1. To bring to nothing; to prevent from attaining a purpose;
      to disappoint; to defeat; to baffle; as, to frustrate a
      plan, design, or attempt; to frustrate the will or
      purpose.
      [1913 Webster]

            Shall the adversary thus obtain
            His end and frustrate thine ?         --Milton.
      [1913 Webster]

   2. To make null; to nullifly; to render invalid or of no
      effect; as, to frustrate a conveyance or deed.

   Syn: To balk; thwart; foil; baffle; defeat.
        [1913 Webster]
    

37 Moby Thesaurus words for "frustrated":
      asexual, baffled, balked, betrayed, bilked, blasted, blighted,
      castrated, chapfallen, cold, crestfallen, crossed, crushed, dashed,
      defeated, disappointed, dished, disillusioned, dissatisfied,
      emasculated, eunuchized, foiled, frigid, ill done-by, ill-served,
      impotent, let down, neuter, neutral, out of countenance, regretful,
      sexless, sorely disappointed, soured, thwarted, unsexed,
      unsexual