9
worthless(adjective, inferior, inadequate, limited, feeble)
8
sterile(adjective, useless, trivial, insufficient, hopeless)
8
unlucky(adjective, bad, failing, wretched, inappropriate)
7
barren(adjective, inadequate, feeble, useless, trivial)
6
failing(adjective, failure, vain, ineffective, weakening)
6
stillborn
5
idle(adjective, weak, inferior, inadequate, limited)
5
impotent(adjective, weak, inferior, inadequate, feeble)
4
cursed(bad, poor, miserable, wretched, unfortunate)
4
hapless(adjective, bad, poor, miserable, unfortunate)
4
hopeless(adjective, bad, weak, trivial, pointless)
4
luckless(adjective, bad, poor, miserable, unfortunate)
4
unhappy(adjective, bad, poor, miserable, awkward)
3
blunder
3
bungled
3
disastrous(adjective, bad, poor, miserable, failing)
3
empty(adjective, useless, trivial, insufficient, worthless)
3
incompetent(adjective, weak, inadequate, limited, feeble)
3
poor(adjective, bad, unhappy, awkward, inappropriate)
3
profitless(adjective, arouse bad feelings)
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APASmart Define. (2016). unsuccessful thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/unsuccessful/thesaurus/synonyms
ChicagoSmart Define. 2016. "unsuccessful thesaurus" https://smartdefine.org/unsuccessful/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, unsuccessful thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unsuccessful/thesaurus/synonyms>.
MLASmart Define. "unsuccessful thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/unsuccessful/thesaurus/synonyms>