1
axiomatic(important, significant, original, basic, vital)
1
basal(adjective, material, important, natural, basic)
1
biological(adjective, material, natural, basic, living)
1
biology
1
biotic(adjective, material, natural, basic, living)
1
bottom(important, significant, original, basic, vital)
1
bottom-line(important, significant, original, basic, vital)
1
cardinal(important, significant, original, basic, vital)
1
cellular(adjective, material, natural, basic, living)
1
central(important, significant, original, basic, vital)
1
compositional
1
conditional
1
conjunctive
1
constitutive(adjective, important, significant, original, basic)
1
constructural(adjective, fundamental)
1
copulative
1
correct
1
crucial(important, significant, original, basic, vital)
1
descriptive
1
elemental(adjective, material, important, natural, basic)
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APASmart Define. (2015). structural thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/structural/thesaurus/synonyms
ChicagoSmart Define. 2015. "structural thesaurus" https://smartdefine.org/structural/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, structural thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/structural/thesaurus/synonyms>.
MLASmart Define. "structural thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/structural/thesaurus/synonyms>