45 entries under feeble topic. ×

6
useless(adjective, weak, stupid, inadequate, product)
5
fruitless(adjective, stupid, idle, inadequate, product)
4
vain(adjective, stupid, idle, inadequate)
3
abortive(stupid, idle, inadequate, useless)
2
bootless(weak, stupid, idle, inadequate)
2
futile(stupid, idle, inadequate, useless)
2
inadequate(adjective, limited, useless, impractical)
2
incompetent(adjective, weak, stupid, idle, inadequate)
2
ineffectual(stupid, idle, inadequate, useless)
2
unavailing(stupid, idle, inadequate, useless)
2
unproductive(stupid, idle, inadequate, useless)
2
worthless(adjective, weak, stupid, idle, inadequate)
1
anticlimactic(inadequate, limited, useless, vain)
1
barren(adjective, inadequate, limited, product)
1
defeasible(inadequate, limited, useless, vain)
1
emasculate(inadequate, limited, useless, vain)
1
feckless(weak, stupid, idle, inadequate)
1
idle(stupid, inadequate, product, useless)
1
impotent(adjective, inadequate, limited, useless)
1
inefficient(adjective, inadequate, limited, useless)
<123>
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APASmart Define. (2015). unavailable thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unavailable/thesaurus/synonyms
ChicagoSmart Define. 2015. "unavailable thesaurus" https://smartdefine.org/unavailable/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, unavailable thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unavailable/thesaurus/synonyms>.
MLASmart Define. "unavailable thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/unavailable/thesaurus/synonyms>