Synonyms|246Antonyms|64|Broader|8Narrower|2Related|98
2
contradiction(noun, absurdity, inconsistency, irrationality)
2
delicacy(noun, weakness, fault, lack, lapse)
2
fallaciousness(noun, unsoundness)
2
foolishness(noun, absurdity, inconsistency, irrationality)
2
fragility(noun, weakness, fault, lack, lapse)
2
ill health(expression, infirmity, frailty, incapacity)
2
illogicality(noun, deception, mistake, error, falsehood)
2
illogicalness(inconsistency, irrationality)
2
imbecility
2
inaptitude
2
incapability
2
incompetence
2
ineffectiveness(noun, illegality)
2
inefficiency
2
invalidism
2
nullity
2
paradox(noun, deception, mistake, error, falsehood)
2
sophism(noun, deception, mistake, error, falsehood)
2
unreasonableness(inconsistency, irrationality)
2
weak point(noun, expression, difficulty, weakness, fault)
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ChicagoSmart Define. 2015. "invalidity thesaurus" https://smartdefine.org/invalidity/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, invalidity thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/invalidity/thesaurus/synonyms>.
MLASmart Define. "invalidity thesaurus" 23 December 2015. Web. 20 September 2026. <https://smartdefine.org/invalidity/thesaurus/synonyms>