Definition of unsuccessful:
down-and-out, thrive, disappointed, empty-handed, discomfited, unplaced, undone, in vain, unrewarded, unfulfilled, done for, washed-up, unrealised, sunk, goalless, unavailing, ruined, unrealized, winless, barren, used, hitless, failed, stillborn, scoreless, failing, frustrated, unprofitable, no-win, attempted, abortive, losing, unfruitful, thwarted, out, bootless, foiled, self-defeating, defeated.
defeated (part of speech: verb)
- of no effect,
- out of luck,
- in vain,
- left holding the sack
- unsuccessful (part of speech: adjective)
- "The History of the Negro Church", Carter Godwin Woodson.
- "Best Russian Short Stories", Various.
- "Then I'll Come Back to You", Larry Evans.