Synonyms of unsuccessful

unsuccessful

adjective

ˌən-sək-ˈses-fəl 

as in futile

producing no results

an unsuccessful attempt to fix the faucet ourselves

Synonyms & Similar Words

• futile
• useless
• abortive
• unavailing
• fruitless
• impossible
• ineffective
• insufficient
• vain
• unprofitable
• in vain
• ineffectual
• worthless
• inadequate
• unproductive
• of no avail
• meaningless
• profitless
• empty
• lost
• bootless
• inefficacious
• not worth the candle
• barren
• no dice
• pointless
• hopeless
• otiose
• hollow
• valueless
• lacking
• idle
• unattainable
• counterproductive
• wanting
• no-win

Antonyms & Near Antonyms

• successful
• effective
• efficient
• profitable
• productive
• fruitful
• virtuous
• deadly
• worthwhile
• potent
• meaningful
• sufficient
• adequate
• efficacious
• effectual
• practical
• feasible
• applicable
• functional
• workable
• practicable
• usable
• realizable

Example Sentences

Recent Examples of unsuccessful

Mace did not pursue reelection this year to pursue an unsuccessful run for governor. — Miranda Jeyaretnam, Time, 10 Nov. 2026

In the 1994-95 strike, President Clinton appointed a federal mediator, although the mediator was unsuccessful in leading the two sides to an agreement. — Bill Shaikin, Los Angeles Times, 10 Nov. 2026

For every successful reaping, there are 20 to 30 unsuccessful approaches in the rearview mirror. — Derek Horner, Outdoor Life, 10 Nov. 2026

Russia's delegation will again be led by Vladimir Medinsky, a hardline Putin aide who has participated in most talks with Ukraine since the unsuccessful first set of discussions all the way back in March 2022. — Willem Marx, NPR, 8 Nov. 2026