7
obsolete(adjective, new, used, vogue)
5
disused(adjective, dead, out, bent, antiquated)
5
supplanted(verb, substituted)
4
antiquated
4
changed greatly
4
displaced(verb, substituted)
4
extinct(adjective, dead, obsolete)
4
old-fashioned
4
out
4
out of date(expression, adjective, idiom)
4
replaced(verb, adjective, substituted)
4
substituted(verb, substituted)
3
archaic
3
changed(verb, substituted)
3
commuted(verb, substituted)
3
dead
3
obsolescent
3
outmoded
3
superannuated
2
antediluvian(adjective, dead, out, bent, antiquated)
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APASmart Define. (2015). superseded thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/superseded/thesaurus/synonyms
ChicagoSmart Define. 2015. "superseded thesaurus" https://smartdefine.org/superseded/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, superseded thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/superseded/thesaurus/synonyms>.
MLASmart Define. "superseded thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/superseded/thesaurus/synonyms>