48 entries under basic topic. ×

1
sustaining(adjective, important, significant, original, essential)
1
underived(adjective, rough, important, significant, original)
1
underlying(adjective, rough, important, significant, original)
1
vital(adjective, important, significant, original, essential)
0
bottom line(expression, important, significant, essential)
0
deep(original, primary)
0
deep-seated(original, primary)
0
underivative(simple, first, unsophisticated, previous)
<123>
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APASmart Define. (2015). primordial thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/primordial/thesaurus/synonyms
ChicagoSmart Define. 2015. "primordial thesaurus" https://smartdefine.org/primordial/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, primordial thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/primordial/thesaurus/synonyms>.
MLASmart Define. "primordial thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/primordial/thesaurus/synonyms>