30 entries under inability topic. ×

10
incompetence(noun, weakness, skill, failure, shortcoming)
10
ineptitude(noun, weakness, skill, failure, shortcoming)
7
inadequacy(noun, weakness, skill, failure, hopelessness)
7
incapability(noun, weakness, skill, failure, shortcoming)
7
incapacity(noun, weakness, skill, failure, shortcoming)
7
inefficiency(noun, weakness, skill, failure, shortcoming)
7
unfitness(noun, weakness, skill, failure, disagreement)
6
incompetency(noun, weakness, failure, hopelessness)
5
ineptness(noun, weakness, skill, failure, shortcoming)
4
impotence(noun, weakness, skill, failure, shortcoming)
4
uselessness(noun, weakness, hopelessness, helplessness)
3
disqualification(noun, weakness, skill, failure, shortcoming)
2
incapacitation(noun, weakness, skill, failure, shortcoming)
2
ineffectiveness(noun, weakness, skill, failure, shortcoming)
2
ineffectuality(noun, weakness, hopelessness, helplessness)
2
inefficacy(noun, weakness, skill, failure, shortcoming)
2
insufficiency(noun, weakness, skill, failure, shortcoming)
1
failure(noun, weakness, skill, shortcoming, hopelessness)
1
frailty(noun, weakness, skill, failure, shortcoming)
1
ineffectualness(noun, weakness, skill, failure, shortcoming)
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APASmart Define. (2016). inaptitude thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/inaptitude/thesaurus/synonyms
ChicagoSmart Define. 2016. "inaptitude thesaurus" https://smartdefine.org/inaptitude/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, inaptitude thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/inaptitude/thesaurus/synonyms>.
MLASmart Define. "inaptitude thesaurus" 29 February 2016. Web. 27 September 2026. <https://smartdefine.org/inaptitude/thesaurus/synonyms>