1
previous(last, first, primary, other, initial)
1
prewar
1
primaeval
1
primate
1
pristine(adjective, last, original, past, primitive)
1
protohuman
1
putrid
1
quondam(last, original, past, primitive, venerable)
1
rank
1
regular old fogy(expression, idiom)
1
rusty(original, old, gray, venerable, outdated)
1
shabby
1
sometime(last, original, past, primitive, venerable)
1
starets
1
stone age
1
superseded(adjective, dead, tired, out, bent)
1
tatty
1
time-worn(last, original, past, primitive, venerable)
1
troglodyte
1
unoriginal(last, original, past, venerable, outdated)
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APASmart Define. (2015). antediluvian thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/antediluvian/thesaurus/synonyms
ChicagoSmart Define. 2015. "antediluvian thesaurus" https://smartdefine.org/antediluvian/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, antediluvian thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/antediluvian/thesaurus/synonyms>.
MLASmart Define. "antediluvian thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/antediluvian/thesaurus/synonyms>