8
medieval(adjective, old, oldness, having)
8
old hat(expression, adjective, plain, dead, out)
8
prehistoric(adjective, antiquated, before, oldness)
7
dowdy(adjective, dull, new, odd, old)
7
hoary(adjective, flat, new, stupid, ordinary)
7
olden(adjective, new, original, dead, odd)
7
venerable(adjective, new, original, old, past)
6
moth-eaten(adjective, original, old, stale, shabby)
6
old-time(adjective, dull, new, last, original)
6
out(adjective, dead, unfashionable, obsolete, antique)
6
outworn(adjective, dead, odd, out, old)
5
fusty(adjective, new)
5
age-old(adjective, new, original, old, venerable)
5
disused
5
musty(adjective, odd, old, primitive, unfashionable)
5
quaint(adjective, attractive)
5
stale(adjective, flat, ordinary, dry, last)
4
fossil
4
hackneyed(adjective, flat, stupid, ordinary, dry)
4
primeval(adjective, original, old, venerable, antique)
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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>