Synonyms|558Antonyms|82|Broader|18Narrower|42Related|430
8
impossibility(noun, certainty, hopelessness)
3
necessity
3
unfeasibility(noun, certainty)
3
unlikelihood(noun, certainty)
1
fate
1
impossible(noun, certainty, practicability, workableness)
1
past
1
powerlessness
0
actuality
0
certainty
0
criterion(noun, test, gauge)
0
doubtfulness
0
dubiousness
0
implausibility
0
impossibleness
0
inability
0
need
0
plan(noun, certainty)
0
reality
0
requirement
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APASmart Define. (2015). possibility thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/possibility/thesaurus/antonyms
ChicagoSmart Define. 2015. "possibility thesaurus" https://smartdefine.org/possibility/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2015, possibility thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/possibility/thesaurus/antonyms>.
MLASmart Define. "possibility thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/possibility/thesaurus/antonyms>