Synonyms|373Antonyms|99|Broader|11Narrower|2Related|693

92 entries under past topic. ×

3
early(adjective, last, original, late, old)
3
historical
3
primordial(adjective, original, old, venerable)
3
water under the bridge(noun, adjective)
3
yesteryear(noun, old, foretime)
3
yore(noun, adjective)
2
back when(expression, adverb, late, old)
2
background(noun, old, foretime)
2
foregoing(adjective, late, old, previous)
2
gone-by(adjective, late, old, previous)
2
heretofore(noun, adverb, old, foretime)
2
history(noun, old, foretime)
2
last(previous, other, ex-)
2
one-time(adjective, last, late, old)
2
primeval(adjective, original, old, venerable)
2
primitive(adjective, last, original, odd, old)
2
superannuated(adjective, original, dead, odd, out)
2
time was(expression, adverb, late, old)
2
unfashionable(adjective, plain, last, original, dead)
1
aboriginal(last, original, primitive, venerable)
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ChicagoSmart Define. 2015. "bygone thesaurus" https://smartdefine.org/bygone/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, bygone thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/bygone/thesaurus/synonyms>.
MLASmart Define. "bygone thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/bygone/thesaurus/synonyms>