128 entries under adjective topic. ×

3
olden(original, old, past, primitive)
3
past(last, original, past, primitive)
3
previous(last, past, first, primary)
3
primogenial(head, beginning, opening, original)
3
starting(beginning, first, previous, initial)
3
undeveloped
2
Noachian
2
alpha
2
baby
2
basal(important, significant, original, essential)
2
budding
2
commencing(beginning, first, previous, initial)
2
crucial(important, significant, original, essential)
2
fossil
2
inceptive(head, beginning, original, prime)
2
infant(beginning, first, previous, initial)
2
maiden(start, beginning)
2
native
2
new
2
paleolithic(old, oldness)
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APASmart Define. (2015). primordial thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/primordial/thesaurus/synonyms
ChicagoSmart Define. 2015. "primordial thesaurus" https://smartdefine.org/primordial/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, primordial thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/primordial/thesaurus/synonyms>.
MLASmart Define. "primordial thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/primordial/thesaurus/synonyms>