Synonyms|68Antonyms|18|Broader|4Narrower|12Related|843
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inusitation
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molder
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new brooms(expression, idiom, desuetude)
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newness
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newness to(verb, phrasal verb, desuetude)
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nonuse
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obsoletism
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older
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oldness
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outmodedness
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rot
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rust
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senescence
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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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staling
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superannuation
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APASmart Define. (2015). obsolescence thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/obsolescence/thesaurus/synonyms
ChicagoSmart Define. 2015. "obsolescence thesaurus" https://smartdefine.org/obsolescence/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, obsolescence thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/obsolescence/thesaurus/synonyms>.
MLASmart Define. "obsolescence thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/obsolescence/thesaurus/synonyms>