2
old fashioned(expression, idiom)
2
out-moded
2
out of style(expression, adjective, idiom, odd, old)
2
prehistoric
2
retro(adjective, yesteryear)
2
rococo(adjective, odd, old, primitive, unfashionable)
2
rusty(last, original, past, venerable, outdated)
2
timed
2
timeworn
2
tired
2
unstylish(adjective, plain, odd, old, drab)
2
vanished(adjective, dead, past, lost, previous)
1
Noachian
1
aboriginal(last, original, past, venerable, outdated)
1
accompanied
1
age-old(last, original, past, venerable, outdated)
1
ago
1
ahead of time(expression, idiom)
1
annalistic
1
antedated
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APASmart Define. (2015). dated thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/dated/thesaurus/synonyms
ChicagoSmart Define. 2015. "dated thesaurus" https://smartdefine.org/dated/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, dated thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/dated/thesaurus/synonyms>.
MLASmart Define. "dated thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/dated/thesaurus/synonyms>