1
right up front(expression, adjective, idiom, head, beginning)
1
rusty(last, original, old, venerable, outdated)
1
seminal
1
slightest(adjective, head, beginning, opening, original)
1
smallest(adjective, head, beginning, opening, original)
1
sprouting(adjective, beginning)
1
stale(last, original, past, venerable, outdated)
1
start
1
superannuated(original, old, venerable, obsolete, antique)
1
then
1
time-worn(last, original, past, primitive, venerable)
1
traditional(last, original, fixed, primitive, venerable)
1
underivative(authentic, first, previous, ancient, archaic)
1
unfashionable(last, original, past, primitive, venerable)
1
unoriginal(last, original, past, venerable, outdated)
1
worn-out(last, original, past, other, outdated)
0
Noachic
0
Ogygian
0
accustomed(primitive, intuitive, instinctual)
0
acutely
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APASmart Define. (2016). primeval thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/primeval/thesaurus/synonyms
ChicagoSmart Define. 2016. "primeval thesaurus" https://smartdefine.org/primeval/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, primeval thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/primeval/thesaurus/synonyms>.
MLASmart Define. "primeval thesaurus" 29 February 2016. Web. 24 September 2026. <https://smartdefine.org/primeval/thesaurus/synonyms>