1
deserted
1
discarded(adjective, wornout, kaput, castoff)
1
discontinued
1
early
1
effete
1
foredated
1
fusty
1
has-been
1
metachronistic
1
misdated
1
mistimed
1
not worth saving(expression, idiom)
1
old-time
1
old-timey
1
oldfangled
1
on the shelf(expression, idiom)
1
out-moded
1
out-of-date
1
out of season(expression, idiom)
1
out of use(expression, idiom)
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APASmart Define. (2015). out of date thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/out_of_date/thesaurus/synonyms
ChicagoSmart Define. 2015. "out of date thesaurus" https://smartdefine.org/out_of_date/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, out of date thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/out_of_date/thesaurus/synonyms>.
MLASmart Define. "out of date thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/out_of_date/thesaurus/synonyms>