168 entries under inadequate topic. ×

1
ill-equipped(inappropriate, unhealthy, unsuitable, unlikely)
1
incomplete(adjective, weak, poor, miserable, inferior)
1
ineligible(adjective, weak, useless, unfit)
1
inept(adjective, weak, inferior, limited)
1
inexperienced(adjective, weak, silly, stupid)
1
inexpert(adjective, weak, silly, stupid)
1
inharmonious(inappropriate, unhealthy, unsuitable, unlikely)
1
innocuous(dull, limited, useless, bland)
1
inoperative(limited, useless, vain, unsuccessful)
1
inproficient(adjective, weak, unfit, unqualified)
1
lacking(adjective, weak, poor, miserable, inferior)
1
laid low(expression, adjective, weak, delicate, ill)
1
livid(adjective, dull, light, weak, soft)
1
losing(adjective, weak, unfit, unqualified)
1
low-grade(adjective, weak, poor, miserable, inferior)
1
lurid(adjective, dull, light, soft, poor)
1
miserable(weak, sad, unhappy, wretched)
1
mistaken(inappropriate, unhealthy, unsuitable, unlikely)
1
naive(adjective, weak, unfit, unqualified)
1
neutralized(limited, useless, vain, unsuccessful)
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APASmart Define. (2016). feeble thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/feeble/thesaurus/synonyms
ChicagoSmart Define. 2016. "feeble thesaurus" https://smartdefine.org/feeble/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, feeble thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/feeble/thesaurus/synonyms>.
MLASmart Define. "feeble thesaurus" 24 March 2016. Web. 29 September 2026. <https://smartdefine.org/feeble/thesaurus/synonyms>