Synonyms|564Antonyms|83|Broader|10Narrower|31Related|716
19
impossible(noun, adjective)
10
factual
10
inability
9
actual
9
existent
9
improbable
8
doubtful
6
effective
3
helpless
2
authentic
2
unlikely
1
genuine
1
incapability
1
incompetence
1
ineffectiveness
1
lacking
1
real
1
retrospective
1
true
0
implausible
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APASmart Define. (2015). potential thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/potential/thesaurus/antonyms
ChicagoSmart Define. 2015. "potential thesaurus" https://smartdefine.org/potential/thesaurus/antonyms (accessed September 20, 2026).
HarvardSmart Define 2015, potential thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/potential/thesaurus/antonyms>.
MLASmart Define. "potential thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/potential/thesaurus/antonyms>