79 entries under basic topic. ×

5
connate(adjective, characteristic, natural, essential)
4
anatomical(adjective, material, natural, living)
4
elementary(adjective, top, important, significant, original)
4
underlying(adjective, important, significant, original, essential)
4
vital(adjective, top, important, natural)
3
cardinal(adjective, important, significant, original)
2
basal(adjective, body, material, important, significant)
2
crucial(adjective, important, significant, original)
2
important(adjective, significant, original, vital)
2
main(adjective, top, essential, prime)
2
primitive(adjective, body, material, important, significant)
2
principal(adjective, top, important, natural)
2
rudimentary(adjective, important, significant, original)
1
amoebic(material, natural, living, functional)
1
animate(material, natural, living, functional)
1
axiological(important, significant, original, vital)
1
axiomatic(important, significant, original, vital)
1
biological(material, natural, living, functional)
1
biotic(material, natural, living, functional)
1
bottom(important, significant, original, vital)
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APASmart Define. (2015). constitutional thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/constitutional/thesaurus/synonyms
ChicagoSmart Define. 2015. "constitutional thesaurus" https://smartdefine.org/constitutional/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, constitutional thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/constitutional/thesaurus/synonyms>.
MLASmart Define. "constitutional thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/constitutional/thesaurus/synonyms>