1
front
1
gone-by(adjective, late, old, past, previous)
1
gone by(expression, adjective, dead, late, old)
1
good old days(expression, idiom, late, old, past)
1
hackneyed(last, original, past, venerable, outdated)
1
head
1
in oblivion(expression, adjective, dead, past, lost)
1
introductory
1
latest
1
latter(adjective, late, old, past, previous)
1
latter-day(adjective, late, old, past, previous)
1
lead
1
leading
1
long-ago(adjective, late, old, past, previous)
1
lost(adjective, dead, past, previous, former)
1
moth-eaten(last, original, past, venerable, outdated)
1
next
1
no longer
1
old-fashioned(adjective, last, original, dead, past)
1
old-world
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APASmart Define. (2015). erstwhile thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/erstwhile/thesaurus/synonyms
ChicagoSmart Define. 2015. "erstwhile thesaurus" https://smartdefine.org/erstwhile/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, erstwhile thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/erstwhile/thesaurus/synonyms>.
MLASmart Define. "erstwhile thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/erstwhile/thesaurus/synonyms>