Synonyms|382Antonyms|161|Broader|4Narrower|7Related|1.3k
1
empty
1
fallow
1
hopeless
1
impracticable
1
impractical
1
inactive
1
ineffectual
1
inert
1
kaput
1
latent
1
nonfunctioning
1
nonoperating
1
nonoperational
1
nonpractical
1
nonstructural
1
passé
1
theoretical
1
unattainable
1
unfunctional
1
unproductive
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APASmart Define. (2015). functional thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/functional/thesaurus/antonyms
ChicagoSmart Define. 2015. "functional thesaurus" https://smartdefine.org/functional/thesaurus/antonyms (accessed September 20, 2026).
HarvardSmart Define 2015, functional thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/functional/thesaurus/antonyms>.
MLASmart Define. "functional thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/functional/thesaurus/antonyms>