Synonyms|556Antonyms|156|Broader|22Narrower|76Related|199

121 entries under noun topic. ×

11
inappropriateness(form, characteristics, states, features)
9
incongruity(form, characteristics, states, features)
8
unfitness(status, characteristics, states)
7
inaptness(form, status, characteristics, states)
7
incompatibility(form, characteristics, states, features)
6
impropriety(status, characteristics, states)
6
inadequacy(form, characteristics, states, traits)
6
inapplicability(traits, situations, phenomena)
6
ineptitude(form, lack, characteristics, states)
5
inappositeness(status, characteristics, states)
5
incorrectness(status, characteristics, states)
5
irrelevance(traits, situations, phenomena)
5
unbecomingness(status, characteristics, states, traits)
4
improperness(status, characteristics, states)
4
inadequateness(traits, situations, phenomena)
4
inadmissibility(traits, situations, phenomena)
4
incapacity(lack, characteristics, features, traits)
4
incompetence(lack, characteristics, features, traits)
4
indecency(status, characteristics, states)
4
undesirability(traits, situations, phenomena)
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APASmart Define. (2016). aptness thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/aptness/thesaurus/antonyms
ChicagoSmart Define. 2016. "aptness thesaurus" https://smartdefine.org/aptness/thesaurus/antonyms (accessed September 27, 2026).
HarvardSmart Define 2016, aptness thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/aptness/thesaurus/antonyms>.
MLASmart Define. "aptness thesaurus" 25 February 2016. Web. 27 September 2026. <https://smartdefine.org/aptness/thesaurus/antonyms>