Synonyms|49Antonyms|1|Broader|0Narrower|0Related|0
2
fundamental(adjective, important, original, essential, basic)
1
axiological(adjective, important, significant, original, essential)
1
axiomatic(adjective, important, significant, original, basic)
1
basal(adjective, important, significant, original, essential)
1
basic(adjective, important, significant, original, essential)
1
bottom(adjective, important, significant, original, essential)
1
bottom-line(adjective, important, significant, original, essential)
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
crucial(adjective, important, significant, original, essential)
1
elemental(adjective, important, significant, original, essential)
1
elementary(adjective, important, significant, original, essential)
1
essential(adjective, important, significant, original, basic)
1
first(adjective, important, significant, original, essential)
1
foundational(adjective, important, significant, original, essential)
1
grass-roots(adjective, important, significant, original, essential)
1
indispensable(adjective, important, significant, original, essential)
1
integral(adjective, important, significant, original, essential)
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APASmart Define. (2011). substrative thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/substrative/thesaurus/synonyms
ChicagoSmart Define. 2011. "substrative thesaurus" https://smartdefine.org/substrative/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2011, substrative thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/substrative/thesaurus/synonyms>.
MLASmart Define. "substrative thesaurus" 22 May 2011. Web. 21 September 2026. <https://smartdefine.org/substrative/thesaurus/synonyms>