Synonyms|618Antonyms|255|Broader|10Narrower|13Related|1.7k

152 entries under inadequate topic. ×

2
dud(adjective, weak, useless, incompetent)
2
enfeebled(adjective, weak, incompetent, inept)
2
ill-suited(adjective, useless, inappropriate, unfit)
2
implausible(adjective, poor, ineffectual, toothless)
2
improper(adjective, useless, inappropriate, unfit)
2
inapplicable(adjective, useless, inappropriate, unfit)
2
inappropriate(adjective, useless, unfit, unsuitable)
2
incapacitated(adjective, weak, useless, unfit)
2
inconclusive(adjective, poor, ineffectual, toothless)
2
incorrect(adjective, useless, inappropriate, unsuitable)
2
ineligible(adjective, weak, useless, unfit)
2
limited(adjective, poor, inferior, feeble)
2
not equal to(expression, adjective, idiom, weak)
2
not up to(expression, adjective, idiom, weak)
2
null and void(expression, adjective, idiom, inferior)
2
paralyzed(adjective, weak, incompetent, inept)
2
unequipped(adjective, weak, unfit, unqualified)
2
unsatisfactory(adjective, weak, poor, feeble)
2
unskillful(adjective, weak, feeble, incompetent)
2
unsuited(adjective, weak, useless, inappropriate)
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APASmart Define. (2016). ineffective thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/ineffective/thesaurus/synonyms
ChicagoSmart Define. 2016. "ineffective thesaurus" https://smartdefine.org/ineffective/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, ineffective thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/ineffective/thesaurus/synonyms>.
MLASmart Define. "ineffective thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/ineffective/thesaurus/synonyms>