84 entries under thin topic. ×

47
ineffective(adjective, dull, light, weak, soft)
26
feeble(adjective, dull, strong, light, weak)
25
impotent(adjective, strong, weak, ability, poor)
23
inefficient(adjective, weak, delicate, failure)
22
weak(adjective, dull, strong, light, soft)
18
incompetent(adjective, weak, poor, delicate)
16
inadequate(adjective, dull, mean, strong, light)
13
powerless(adjective, strong, weak, ability)
9
insufficient(adjective, weak, delicate, failure)
8
paltry(adjective, weak, poor, delicate)
5
effete(adjective, weak, delicate, shaky)
5
helpless(adjective, strong, weak, ability)
5
lame(adjective, weak, poor, delicate)
5
tame(weak, incompetent, frail, puny)
4
failing(adjective, weak, delicate, shaky)
4
flabby(adjective, weak, poor, delicate)
4
poor(adjective, dull, light, weak, soft)
4
puny(adjective, mean, weak, delicate)
4
wan(adjective, dull, light, weak, soft)
3
insubstantial(adjective, dull, light, weak, soft)
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APASmart Define. (2016). ineffectual thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/ineffectual/thesaurus/synonyms
ChicagoSmart Define. 2016. "ineffectual thesaurus" https://smartdefine.org/ineffectual/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, ineffectual thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/ineffectual/thesaurus/synonyms>.
MLASmart Define. "ineffectual thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/ineffectual/thesaurus/synonyms>