128 entries under adjective topic. ×

1
first off(expression, head, beginning, prime)
1
formative
1
foundational(important, significant, original, essential)
1
front(head, beginning, opening, original)
1
genesis
1
grass-roots(important, significant, original, essential)
1
hatching
1
head(beginning, opening, original, prime)
1
headmost(head, beginning, opening, original)
1
historical
1
in the beginning(expression, idiom, head, beginning)
1
indispensable(important, significant, original, essential)
1
infantile
1
integral(important, significant, original, essential)
1
intrinsic(important, significant, original, essential)
1
lead off(expression, head, beginning, prime)
1
leading(head, beginning, opening, original)
1
least(head, beginning, opening, original)
1
major(important, significant, original, essential)
1
meat-and-potatoes(important, significant, original, essential)
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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>