78 entries under outdated topic. ×

4
obsolete(adjective, original, odd, old, traditional)
4
of old(expression, adjective, idiom, original, dead)
4
once(adjective, original, late, old, past)
4
onetime(adjective, original, old, past, primitive)
4
passé(adjective, original, odd, old, past)
4
primeval(adjective, original, old, past, primitive)
4
remote(adjective, original, old, past, primitive)
4
stale(adjective, original, old, past, venerable)
3
dated(adjective, original, dead, odd, old)
3
done(adjective, original, old, past, venerable)
3
hackneyed(adjective, informal, original, old, past)
3
of yore(expression, adjective, idiom, original, dead)
3
oldfangled(adjective, original, dead, odd, old)
3
original(adjective, old, past, primitive, venerable)
3
out-of-date(adjective, original, dead, odd, old)
3
outmoded(adjective, original, odd, old, past)
3
primordial(adjective, original, old, past, primitive)
3
pristine(adjective, original, old, past, primitive)
3
superannuated(adjective, original, tired, odd, old)
3
traditional(adjective, original, old, past, primitive)
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APASmart Define. (2016). olden thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/olden/thesaurus/synonyms
ChicagoSmart Define. 2016. "olden thesaurus" https://smartdefine.org/olden/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, olden thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/olden/thesaurus/synonyms>.
MLASmart Define. "olden thesaurus" 29 February 2016. Web. 21 September 2026. <https://smartdefine.org/olden/thesaurus/synonyms>