3
unworkable(adjective, weak, stupid, idle, useless)
2
addle
2
bare(adjective, clean, dry, dead, bleak)
2
conceited
2
counterproductive(weak, stupid, idle, useless, incompetent)
2
desert
2
desolate
2
exhausted(adjective, useless, trivial, insufficient, hopeless)
2
fatuous
2
feckless(weak, stupid, inferior, idle, inadequate)
2
feeble(adjective, weak, inadequate, limited, useless)
2
good-for-nothing(adjective, weak, stupid, idle, useless)
2
impractical(adjective, stupid, idle, useless, trivial)
2
insignificant(adjective, stupid, useless, trivial, empty)
2
invalid(adjective, meaningless, unsubstantiated, unsupported, annulled)
2
issueless
2
lame(inferior, inadequate, limited, feeble, useless)
2
manque
2
null(adjective, inferior, inadequate, limited, feeble)
2
powerless(adjective, silly, stupid, inferior, insignificant)
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APASmart Define. (2016). fruitless thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/fruitless/thesaurus/synonyms
ChicagoSmart Define. 2016. "fruitless thesaurus" https://smartdefine.org/fruitless/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, fruitless thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/fruitless/thesaurus/synonyms>.
MLASmart Define. "fruitless thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/fruitless/thesaurus/synonyms>