Synonyms|96Antonyms|7|Broader|0Narrower|0Related|17
1
cardinal(adjective, important, significant, original, essential)
1
central(adjective, important, significant, original, essential)
1
constitutional(adjective, important, significant, original, essential)
1
constitutive(adjective, important, significant, original, basic)
1
creation
1
crucial(adjective, important, significant, original, essential)
1
earliest(adjective, simple, basic, authentic, first)
1
early(adjective, simple, basic, authentic, first)
1
elemental(adjective, important, significant, original, essential)
1
embryonic(adjective, authentic, first, previous, initial)
1
essential(adjective, simple, rough, important, significant)
1
first-hand(adjective, authentic, first, previous, smallish)
1
foundational(adjective, important, significant, fresh, original)
1
grass-roots(adjective, important, significant, original, essential)
1
inceptive(adjective, authentic, first, previous, smallish)
1
indispensable(adjective, important, significant, original, essential)
1
infant(adjective, authentic, first, previous, smallish)
1
initial(adjective, authentic, first, previous, smallish)
1
integral(adjective, important, significant, original, essential)
1
intrinsic(adjective, important, significant, original, essential)
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ChicagoSmart Define. 2015. "underived thesaurus" https://smartdefine.org/underived/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, underived thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/underived/thesaurus/synonyms>.
MLASmart Define. "underived thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/underived/thesaurus/synonyms>