2
of old(expression, last, original, dead, odd)
2
old-hat(dead, odd, old, primitive, unfashionable)
2
old fashioned(expression, idiom)
2
oracle bones(adjective, antique, ancient, antediluvian)
2
out-dated
2
out of use(verb, expression, idiom, phrasal verb)
2
paleolithic(adjective, old, oldness)
2
past(adjective, last, original, odd, old)
2
remote(original, old, venerable, outdated, antique)
2
rococo(adjective, odd, old, primitive, unfashionable)
2
rude
2
rusty(last, original, old, past, venerable)
2
savage(adjective, wild, untamed)
2
superseded
2
throwback
2
trite(adjective, flat, stupid, ordinary, dry)
2
unstylish(adjective, plain, odd, old, drab)
2
unused
2
worn-out(adjective, flat, stupid, ordinary, dry)
1
Noachian
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APASmart Define. (2015). archaic thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/archaic/thesaurus/synonyms
ChicagoSmart Define. 2015. "archaic thesaurus" https://smartdefine.org/archaic/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, archaic thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/archaic/thesaurus/synonyms>.
MLASmart Define. "archaic thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/archaic/thesaurus/synonyms>