1
elementary(important, significant, original, basic, vital)
1
essential(adjective, material, important, natural, basic)
1
evidence-informed
1
fabric
1
fabrics
1
first(important, significant, original, basic, vital)
1
formalistic(adjective, fundamental)
1
foundational(important, significant, original, basic, vital)
1
geophysics
1
glossematic
1
glottochronological
1
grammatic
1
graphemic
1
grass-roots(important, significant, original, basic, vital)
1
housing
1
indispensable(important, significant, original, basic, vital)
1
innate(adjective, material, natural, basic, living)
1
intransitive
1
intrinsic(important, significant, original, basic, vital)
1
ironworker
11 years ago|3.3k views|share |citing 
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>