72 entries under ineffective topic. ×

11
inoperative(adjective, weak, stupid, idle, inadequate)
11
profitless(adjective, poor, base, stupid, inferior)
10
empty(adjective, poor, base, inferior, insignificant)
9
purposeless(adjective, weak, stupid, idle, senseless)
8
unprofitable(adjective, poor, base, silly, stupid)
7
inutile(adjective, poor, base, stupid, inferior)
7
unfruitful(adjective, weak, inadequate, limited, feeble)
7
unqualified(adjective, poor, inadequate, useless, incompetent)
6
counterproductive(adjective, poor, base, stupid, inferior)
5
lame(adjective, weak, poor, thin, delicate)
4
flabby(adjective, weak, poor, thin, delicate)
4
invalid(adjective, poor, inadequate, unsound, trifling)
4
poor(adjective, dull, light, weak, soft)
4
small(adjective, mean, poor, insignificant, inadequate)
3
hollow(adjective, poor, inadequate, useless, trivial)
3
limited(adjective, mean, obscure, poor, miserable)
2
deficient(adjective, poor, inadequate, toothless)
2
implausible(adjective, poor, inadequate, toothless)
2
stupid(adjective, silly, insignificant, idle, useless)
2
thin(adjective, dull, light, weak, soft)
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APASmart Define. (2016). ineffectual thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/ineffectual/thesaurus/synonyms
ChicagoSmart Define. 2016. "ineffectual thesaurus" https://smartdefine.org/ineffectual/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, ineffectual thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/ineffectual/thesaurus/synonyms>.
MLASmart Define. "ineffectual thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/ineffectual/thesaurus/synonyms>