Synonyms|373Antonyms|99|Broader|11Narrower|2Related|693
1
ancient history(expression, adjective, late, old, past)
1
anteceding(adjective, past)
1
anterior
1
asleep(obsolete, invalid, former, redundant, deceased)
1
back
1
behind one(expression, adjective, late, old, past)
1
behind the times(expression, idiom, odd, old, primitive)
1
bibelot(noun, antique, freak, trinket, oddity)
1
bygones
1
cast-off(last, original, past, primitive, venerable)
1
collector
1
corny(adjective, odd, old, primitive, unfashionable)
1
crumbling(last, original, past, venerable, outdated)
1
dead and buried(expression, idiom)
1
decayed(last, original, past, venerable, outdated)
1
demised
1
demoded(adjective, odd, old, primitive, unfashionable)
1
disapproved(adjective, odd, old, primitive, unfashionable)
1
done(last, original, past, finished, venerable)
1
down memory lane(expression, adjective, idiom, late, old)
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APASmart Define. (2015). bygone thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/bygone/thesaurus/synonyms
ChicagoSmart Define. 2015. "bygone thesaurus" https://smartdefine.org/bygone/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, bygone thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/bygone/thesaurus/synonyms>.
MLASmart Define. "bygone thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/bygone/thesaurus/synonyms>