Synonyms|189Antonyms|61|Broader|3Narrower|0Related|245
1
superannuated(original, past, venerable, outdated, obsolete)
1
supra
1
time-worn(last, original, past, primitive, venerable)
1
traditional(last, original, past, primitive, venerable)
1
unfashionable(last, original, past, primitive, venerable)
1
unoriginal(last, original, past, venerable, outdated)
1
vanished(adjective, dead, past, lost, previous)
1
venerable(original, past, primitive, outdated, obsolete)
1
water over the dam(expression, adjective, idiom, dead, past)
1
way back(expression, adjective, late, old, past)
1
way back when(expression, idiom, late, old, past)
1
worn-out(last, original, past, other, obsolete)
1
yesteryear
1
yore
0
abovementioned
0
an
0
asleep(previous, former, deceased)
0
at a time(expression, idiom)
0
at once(expression, idiom)
0
beforehand
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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>