empty-handed, ruined, disappointed, unrealized, done for, losing, unprofitable, self-defeating, defeated, winless, barren, hitless, used, attempted, unrewarded, unfruitful, failing, washed-up, out, sunk, goalless, undone, no-win, thrive, down-and-out, discomfited, unfulfilled, unplaced, stillborn, scoreless, unrealised
defeated (part of speech: verb)
inoperative, balked, nonsuited, disconcerted, duped, unfortunate, skunked, overwhelmed, unlucky, aborted, worthless, broken, disastrous, unavailing, crossed, unproductive, dashed, of no effect, stuck, bootless, out of luck, circumvented, shipwrecked, immature, unprosperous, inefficacious, jinxed, in vain, stymied, ineffective, premature, destroyed, overborne, sterile, overpowered, left holding the sack
unsuccessful (part of speech: adjective)
- Unlike the unsuccessful attempt of Abraham Thompson and June Scott in forming the Union Society, the Asbury Church became permanently established. - "The History of the Negro Church", Carter Godwin Woodson.
- But the porter had to return unsuccessful, with the answer that he could not come; and to the question, " Why?" - "Best Russian Short Stories", Various.
- And she- she was the most uninteresting, unsuccessful female person I ever did know. - "Then I'll Come Back to You", Larry Evans.