47 entries under vital topic. ×

36
organic(adjective, important, natural, basic)
18
intrinsic(adjective, characteristic, close, start, important)
12
essential(adjective, important, natural, basic, surface)
9
constitutive(adjective, important, significant, original, essential)
8
integral(adjective, material, important, natural, basic)
7
structural(adjective, material, important, natural, basic)
6
basic(adjective, important, natural, essential, surface)
6
elemental(adjective, characteristic, body, start, material)
6
primary(adjective, body, material, important, significant)
6
radical(adjective, important, original, basic)
4
elementary(adjective, top, important, significant, original)
4
underlying(adjective, important, significant, original, essential)
3
cardinal(adjective, important, significant, original, basic)
2
basal(adjective, body, material, important, significant)
2
crucial(adjective, important, significant, original, basic)
2
important(adjective, significant, original, basic)
2
main(adjective, top, essential, basic, prime)
2
primitive(adjective, body, material, important, significant)
2
principal(adjective, top, important, natural, basic)
2
rudimentary(adjective, important, significant, original, basic)
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APASmart Define. (2015). constitutional thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/constitutional/thesaurus/synonyms
ChicagoSmart Define. 2015. "constitutional thesaurus" https://smartdefine.org/constitutional/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, constitutional thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/constitutional/thesaurus/synonyms>.
MLASmart Define. "constitutional thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/constitutional/thesaurus/synonyms>