1
ludicrousness(noun, absurdity)
1
meaninglessness(noun, absurdity)
1
outlandishness(noun, absurdity)
1
questionableness
1
self-contradiction(noun, absurdity)
1
silliness(noun, absurdity)
1
unattainability(noun, impossibility)
1
unbelievability
1
unbelievableness
1
unlikeliness
1
unreliability
1
untenableness
0
also-ran(doubtfulness, improbability)
0
choice
0
doubt
0
dubiety
0
hundred-to-one shot(expression, doubtfulness, improbability)
0
impossibilities
0
impossible
0
improbable
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APASmart Define. (2015). implausibility thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/implausibility/thesaurus/synonyms
ChicagoSmart Define. 2015. "implausibility thesaurus" https://smartdefine.org/implausibility/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, implausibility thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/implausibility/thesaurus/synonyms>.
MLASmart Define. "implausibility thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/implausibility/thesaurus/synonyms>