Synonyms|13Antonyms|9|Broader|0Narrower|0Related|134
2
effective
1
effectual
1
efficacious
0
hard-hitting
0
impelling
0
impressive
0
rough-and-ready
0
telling
0
trenchant
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APASmart Define. (2013). uneffective thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/uneffective/thesaurus/antonyms
ChicagoSmart Define. 2013. "uneffective thesaurus" https://smartdefine.org/uneffective/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2013, uneffective thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/uneffective/thesaurus/antonyms>.
MLASmart Define. "uneffective thesaurus" 28 June 2013. Web. 22 September 2026. <https://smartdefine.org/uneffective/thesaurus/antonyms>