47 entries under important topic. ×

36
organic(adjective, natural, basic, vital)
18
intrinsic(adjective, characteristic, close, start)
12
essential(adjective, natural, basic, surface)
11
fundamental(adjective, natural, essential, basic)
9
constitutive(adjective, significant, original, essential)
8
integral(adjective, material, natural, basic)
7
structural(adjective, material, natural, basic)
6
basic(adjective, natural, essential, surface)
6
elemental(adjective, characteristic, body, start, material)
6
primary(adjective, body, material, significant)
6
radical(adjective, original, basic, vital)
4
elementary(adjective, top, significant, original)
4
underlying(adjective, significant, original, essential)
4
vital(adjective, top, natural, basic)
3
cardinal(adjective, significant, original, basic)
2
basal(adjective, body, material, significant)
2
crucial(adjective, significant, original, basic)
2
primitive(adjective, body, material, significant)
2
principal(adjective, top, natural, basic)
2
rudimentary(adjective, significant, original, basic)
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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>