2
ancient history(expression, adjective, late, old, past)
2
old(adjective, late, past, previous, early)
1
ages ago(expression, adjective, late, old, past)
1
ancient(adjective, late, old, past, previous)
1
back when(expression, adjective, late, old, past)
1
behind one(expression, adjective, late, old, past)
1
bygone(adjective, late, old, past, previous)
1
bypast(adjective, late, old, past, previous)
1
down memory lane(expression, adjective, idiom, late, old)
1
earlier(adjective, late, old, past, previous)
1
early(adjective, late, old, past, previous)
1
erstwhile(adjective, late, old, past, previous)
1
ex-(adjective, late, old, past, previous)
1
foregoing(adjective, late, old, past, previous)
1
former(adjective, late, old, past, previous)
1
gone-by(adjective, late, old, past, previous)
1
late(adjective, old, past, previous, former)
1
latter(adjective, late, old, past, previous)
1
latter-day(adjective, late, old, past, previous)
1
olden(adjective, late, old, past, previous)
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APASmart Define. (2013). long-ago thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/long-ago/thesaurus/synonyms
ChicagoSmart Define. 2013. "long-ago thesaurus" https://smartdefine.org/long-ago/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2013, long-ago thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/long-ago/thesaurus/synonyms>.
MLASmart Define. "long-ago thesaurus" 27 June 2013. Web. 21 September 2026. <https://smartdefine.org/long-ago/thesaurus/synonyms>