Synonyms|57Antonyms|4|Broader|4Narrower|0Related|44
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futility(noun, unused)
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late
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neglectful
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nullification
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obsolete
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obsoleted
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obsoleting
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old
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older
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outdated
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outstanding
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remiss
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renunciation
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senescence
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square(noun, old)
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stale
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staled
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staleness
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staler
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stales
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APASmart Define. (2015). obsoleteness thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/obsoleteness/thesaurus/related
ChicagoSmart Define. 2015. "obsoleteness thesaurus" https://smartdefine.org/obsoleteness/thesaurus/related (accessed September 24, 2026).
HarvardSmart Define 2015, obsoleteness thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/obsoleteness/thesaurus/related>.
MLASmart Define. "obsoleteness thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/obsoleteness/thesaurus/related>