94 entries under adjective topic. ×

4
musty(odd, old, primitive, unfashionable)
4
of yore(expression, original, old, past)
4
outdated(plain, new, last, original)
4
prior(late, old, past, previous)
3
earlier(adverb, late, old, past)
3
early(last, original, late, old)
3
fusty
3
historical
3
moldy(plain, dead, odd, out)
3
primordial(original, old, past, venerable)
3
water under the bridge(noun, past)
3
yore(noun, past)
2
foregoing(late, old, past, previous)
2
future
2
gone-by(late, old, past, previous)
2
historic
2
one-time(last, late, old, past)
2
primeval(original, old, past, venerable)
2
primitive(last, original, odd, old)
2
rococo(odd, old, primitive, unfashionable)
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APASmart Define. (2015). bygone thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/bygone/thesaurus/synonyms
ChicagoSmart Define. 2015. "bygone thesaurus" https://smartdefine.org/bygone/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, bygone thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/bygone/thesaurus/synonyms>.
MLASmart Define. "bygone thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/bygone/thesaurus/synonyms>