Synonyms of unsuccessful

Adjective

1. unsuccessful (vs. successful), attempted, defeated, disappointed, discomfited, foiled, frustrated, thwarted, done for(predicate), ruined, sunk, undone, washed-up, down-and-out, empty-handed, unrewarded, hitless, no-win, out(prenominal), scoreless, goalless, hitless, self-defeating, unfulfilled, unrealized, unrealised, unplaced, winless, defeated, unfortunate, unprofitable

usage: not successful; having failed or having an unfavorable outcome

2. abortive, stillborn, unsuccessful, unfruitful (vs. fruitful)

usage: failing to accomplish an intended result; "an abortive revolt"; "a stillborn plot to assassinate the President"

Definition and meaning of unsuccessful (Dictionary)