62 entries under ancient topic. ×

1
decayed(last, original, past, venerable, outdated)
1
defunct(adjective, cold, dead, late, past)
1
departed(adjective, cold, dead, late, past)
1
done(last, original, past, venerable, outdated)
1
down memory lane(expression, adjective, idiom, dead, past)
1
erstwhile(adjective, last, original, dead, past)
1
former(adjective, last, original, dead, past)
1
gone by(expression, adjective, dead, past, lost)
1
in oblivion(expression, adjective, dead, past, lost)
1
of yore(expression, adjective, last, original, dead)
1
once(last, original, past, venerable, outdated)
1
one-time(adjective, last, dead, past, lost)
1
onetime(last, original, past, venerable, outdated)
1
original(last, past, venerable, other, outdated)
1
previous(adjective, last, dead, past, lost)
1
pristine(simple, last, original, basic, venerable)
1
quondam(adjective, last, original, dead, past)
1
sometime(adjective, last, original, dead, past)
1
unoriginal(last, original, past, venerable, outdated)
1
vanished(adjective, cold, dead, late, out)
11 years ago|13k views|share |citing 
APASmart Define. (2015). archaic thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/archaic/thesaurus/synonyms
ChicagoSmart Define. 2015. "archaic thesaurus" https://smartdefine.org/archaic/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, archaic thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/archaic/thesaurus/synonyms>.
MLASmart Define. "archaic thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/archaic/thesaurus/synonyms>