Synonyms|475Antonyms|78|Broader|7Narrower|25Related|212

40 entries under noun topic. ×

0
inadequacy
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inanity
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inaptitude
0
incapability
0
incapacity
0
incompetence
0
incompetency
0
ineffectiveness
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inefficiency
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ineptitude
0
inexpediency
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insignificance
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retardation
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slowness
0
stiffness
0
stupidity
0
subnormality
0
unfitness
0
unsuitability
0
unwieldiness
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APASmart Define. (2016). usefulness thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/usefulness/thesaurus/antonyms
ChicagoSmart Define. 2016. "usefulness thesaurus" https://smartdefine.org/usefulness/thesaurus/antonyms (accessed October 1, 2026).
HarvardSmart Define 2016, usefulness thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/usefulness/thesaurus/antonyms>.
MLASmart Define. "usefulness thesaurus" 25 February 2016. Web. 1 October 2026. <https://smartdefine.org/usefulness/thesaurus/antonyms>