10 entries under features topic. ×

11
inappropriateness(noun, form, characteristics, states)
9
incongruity(noun, form, characteristics, states)
7
incompatibility(noun, form, characteristics, states)
6
ineptitude(noun, form, lack, characteristics, states)
4
incapacity(noun, lack, characteristics, traits)
4
incompetence(noun, lack, characteristics, traits)
2
ineptness(noun, form, lack, characteristics, states)
2
inability(noun, lack, characteristics, traits)
1
indisposition(noun, characteristics, traits)
-1
illness(noun, characteristics, traits)
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APASmart Define. (2016). aptness thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/aptness/thesaurus/antonyms
ChicagoSmart Define. 2016. "aptness thesaurus" https://smartdefine.org/aptness/thesaurus/antonyms (accessed September 21, 2026).
HarvardSmart Define 2016, aptness thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/aptness/thesaurus/antonyms>.
MLASmart Define. "aptness thesaurus" 25 February 2016. Web. 21 September 2026. <https://smartdefine.org/aptness/thesaurus/antonyms>