5
farther
5
gone by(verb, expression, adjective, phrasal verb, property)
5
historical
5
olden days(noun, expression, adjective, idiom, old)
5
once(adjective, original, old, previous, outdated)
5
outside(preposition, remote, out, besides, rustic)
5
primeval(adjective, last, original, primitive, venerable)
5
retiring(adjective, outward, outward-bound)
4
above
4
back(adjective, adverb, earlier, before, ahead)
4
backward(adjective, bygone, antecedent, foretime)
4
biography
4
days gone by(noun, expression, idiom, time)
4
defunct(adjective, split, away, lacking, finished)
4
departed(split, old, away, lacking, finished)
4
fore
4
former times
4
life
4
lifetime
4
long ago(noun, expression, adjective, time, old)
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APASmart Define. (2015). past thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/past/thesaurus/synonyms
ChicagoSmart Define. 2015. "past thesaurus" https://smartdefine.org/past/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, past thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/past/thesaurus/synonyms>.
MLASmart Define. "past thesaurus" 25 May 2015. Web. 23 September 2026. <https://smartdefine.org/past/thesaurus/synonyms>