51 entries under archaic topic. ×

20
past(verb, adjective, phrasal verb, last, original)
14
old(adjective, new, last, dead, odd)
13
ancient(adjective, dead, odd, late, out)
11
gone(adjective, dead, past, lost, outmoded)
11
old-fashioned(adjective, new, original, old, past)
11
antique(noun, adjective, value, new, last)
11
dead(adjective, odd, out, old, past)
11
extinct(adjective, dead, odd, out, old)
11
olden(adjective, original, odd, late, old)
11
vintage(adjective, plain, new, odd, old)
10
antediluvian(original, dead, old, venerable, outdated)
10
antiquated(adjective, plain, new, last, original)
9
obsolete(adjective, last, original, dead, odd)
9
old-time(adjective, new, last, original, odd)
8
passé(noun, adjective, plain, new, last)
7
dated(adjective, plain, new, last, original)
6
of old(expression, adjective, idiom, last, original)
6
out-of-date(adjective, new, last, original, dead)
5
dowdy(adjective, plain, new, odd, old)
5
oldfangled(adjective, last, original, odd, old)
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APASmart Define. (2015). bygone thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/bygone/thesaurus/synonyms
ChicagoSmart Define. 2015. "bygone thesaurus" https://smartdefine.org/bygone/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, bygone thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/bygone/thesaurus/synonyms>.
MLASmart Define. "bygone thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/bygone/thesaurus/synonyms>