Synonyms|1.1kAntonyms|339|Broader|13Narrower|39Related|1k
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bungling
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burlesque
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bushed
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calamitous
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chancy
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chimerical
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conceived
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concocted
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contingent
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contraband
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cubic
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damaging
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deceitful
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deceptive
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defeated
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defective
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deficient
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defunct
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delusive
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demand
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APASmart Define. (2015). effective thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/effective/thesaurus/antonyms
ChicagoSmart Define. 2015. "effective thesaurus" https://smartdefine.org/effective/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2015, effective thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/effective/thesaurus/antonyms>.
MLASmart Define. "effective thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/effective/thesaurus/antonyms>