7
ended(adjective, split, away, lacking, finished)
7
forgotten(adjective, out, preceding, done)
6
after(adverb, preposition, remote, out, outside)
6
before(adverb, earlier)
6
dead(adjective, hard, split, quit, odd)
6
future(noun, adjective, present, turn, point)
6
lost(verb, adjective, split, lacking, finished)
6
nearby(adverb, preposition, position, near, beside)
6
obsolete(adjective, last, original, dead, odd)
6
one-time(adjective, last, old, previous, former)
6
onetime(adjective, last, original, primitive, outdated)
6
passe(adjective, hard, last, original, odd)
6
precedent(noun, adjective, time, preceding, done)
5
across(adverb, position)
5
antiquated(adjective, hard, last, original, odd)
5
antique(adjective, last, original, odd, old)
5
background(noun, happen)
5
bypast(adjective, former, olden)
5
done(adjective, split, original, lacking, finished)
5
early(adjective, last, original, old, primitive)
11 years ago|20k views|share |citing 
APASmart Define. (2015). past thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/past/thesaurus/synonyms
ChicagoSmart Define. 2015. "past thesaurus" https://smartdefine.org/past/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, past thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/past/thesaurus/synonyms>.
MLASmart Define. "past thesaurus" 25 May 2015. Web. 24 September 2026. <https://smartdefine.org/past/thesaurus/synonyms>