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

46 entries under antediluvian topic. ×

4
outdated(adjective, plain, new, last, original)
3
moldy(adjective, plain, dead, odd, out)
2
old-hat(dead, odd, old, primitive, unfashionable)
2
outworn(dead, odd, out, old, primitive)
2
primitive(adjective, last, original, odd, old)
2
rococo(adjective, odd, old, primitive, unfashionable)
2
superannuated(adjective, original, dead, odd, out)
2
unfashionable(adjective, plain, last, original, dead)
2
unstylish(adjective, plain, odd, old, drab)
1
behind the times(expression, idiom, odd, old, primitive)
1
corny(adjective, odd, old, primitive, unfashionable)
1
demoded(adjective, odd, old, primitive, unfashionable)
1
disapproved(adjective, odd, old, primitive, unfashionable)
1
grown old(expression, odd, old, primitive, unfashionable)
1
neglected(adjective, odd, old, primitive, unfashionable)
1
not current(expression, odd, old, primitive, unfashionable)
1
not modern(expression, odd, old, primitive, unfashionable)
1
not with it(expression, idiom, odd, old, primitive)
1
obsolescent(adjective, odd, old, primitive, unfashionable)
1
odd(adjective, old, primitive, unfashionable, outdated)
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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>