5
root(noun, adjective, drop, part, material)
5
strong
5
true
5
visceral(adjective, gut, intuitive)
4
Spartan(adjective, hard, simple, severe, plain)
4
canonical
4
chaste(adjective, hard, severe, pure, cold)
4
clear(adjective, smooth, simple, pure, straightforward)
4
constitutive(adjective, important, original, serious, essential)
4
deep(adjective, original, primary)
4
easy(adjective, simple, difficult, straightforward, uncomplicated)
4
foundation(noun, law, stipulation, tenet, axiom)
4
genuine
4
hereditary(adjective, characteristic, essential, inherent, intrinsic)
4
imperative(noun, adjective, important, significant, essential)
4
inherited
4
inner(adjective, gut, intuitive)
4
interior(adjective, gut, intuitive)
4
internal(adjective, gut, intuitive)
4
intimate(adjective, gut, intuitive)
11 years ago|24k views|share |citing 
APASmart Define. (2015). basic thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/basic/thesaurus/synonyms
ChicagoSmart Define. 2015. "basic thesaurus" https://smartdefine.org/basic/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, basic thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/basic/thesaurus/synonyms>.
MLASmart Define. "basic thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/basic/thesaurus/synonyms>