Synonyms|618Antonyms|255|Broader|10Narrower|13Related|1.7k
3
cost effective
3
decisive
3
functional
3
hands-on
3
helpful
3
practical(adjective, weak)
3
profitable(adjective, strong, fit, successful)
3
supportive
3
telling
3
useful(adjective, strong, fit, successful)
3
worthwhile(adjective, strong, fit, successful)
2
active
2
adequate(adjective, strong, fit, successful)
2
capable(adjective, strong, fit, successful)
2
expedient
2
good
2
hard-hitting
2
impelling
2
influential(adjective, powerful, effective)
2
meaningful
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APASmart Define. (2016). ineffective thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/ineffective/thesaurus/antonyms
ChicagoSmart Define. 2016. "ineffective thesaurus" https://smartdefine.org/ineffective/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2016, ineffective thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/ineffective/thesaurus/antonyms>.
MLASmart Define. "ineffective thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/ineffective/thesaurus/antonyms>