125 entries under weak topic. ×

12
spineless(adjective, soft, poor, uncertain)
11
cowardly(adjective, soft, uncertain, unstable)
11
incapable(adjective, strong, ability, inadequate)
11
inoperative(adjective, stupid, idle, inadequate)
9
insufficient(adjective, thin, delicate, failure)
9
purposeless(adjective, stupid, idle, senseless)
8
paltry(adjective, poor, thin, delicate)
7
forceless(adjective, inadequate, limited, feeble)
7
meaningless(adjective, poor, base, careless)
7
unfruitful(adjective, inadequate, limited, feeble)
6
dysfunctional(stupid, idle, useless, incompetent)
6
unfit(adjective, skill, inadequate, inept)
5
effete(adjective, thin, delicate, shaky)
5
helpless(adjective, strong, ability, thin)
5
irresolute(adjective, soft, uncertain, unstable)
5
lame(adjective, poor, thin, delicate)
5
tame(thin, incompetent, frail, puny)
5
unusable(adjective, poor, base, inferior)
4
aimless(adjective, careless, insignificant, feeble)
4
failing(adjective, thin, delicate, shaky)
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APASmart Define. (2016). ineffectual thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/ineffectual/thesaurus/synonyms
ChicagoSmart Define. 2016. "ineffectual thesaurus" https://smartdefine.org/ineffectual/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, ineffectual thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/ineffectual/thesaurus/synonyms>.
MLASmart Define. "ineffectual thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/ineffectual/thesaurus/synonyms>