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

152 entries under inadequate topic. ×

5
hollow(adjective, poor, useless, trivial)
5
unskilled(adjective, weak, feeble, incompetent)
5
unsuitable(adjective, weak, feeble, useless)
4
effete(adjective, weak, incompetent, inept)
4
faulty(adjective, weak, poor, feeble)
4
flabby(adjective, weak, poor, feeble)
4
forceless(adjective, weak, inferior, feeble)
4
inexpert(adjective, weak, feeble, incompetent)
4
poor(adjective, dull, light, weak, soft)
4
toothless(adjective, poor, useless, ineffectual)
4
wan(adjective, dull, light, weak, soft)
3
crippled(adjective, weak, incompetent, inept)
3
disqualified(adjective, weak, useless, unfit)
3
dull(adjective, light, weak, soft, poor)
3
helpless(adjective, weak, incompetent, inept)
3
insubstantial(adjective, dull, light, soft, poor)
3
thin(adjective, dull, light, weak, soft)
3
unconvincing(adjective, weak, poor, feeble)
3
white(adjective, dull, light, soft, poor)
2
deficient(adjective, poor, ineffectual, toothless)
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APASmart Define. (2016). ineffective thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/ineffective/thesaurus/synonyms
ChicagoSmart Define. 2016. "ineffective thesaurus" https://smartdefine.org/ineffective/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, ineffective thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/ineffective/thesaurus/synonyms>.
MLASmart Define. "ineffective thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/ineffective/thesaurus/synonyms>