50 entries under pure topic. ×

16
fundamental(adjective, body, simple, plain, material)
14
elementary(adjective, start, simple, plain)
14
primary(adjective, body, simple, lead, plain)
13
essential(adjective, body, simple, plain, material)
12
basic(adjective, body, start, simple, plain)
12
elemental(adjective, body, simple, plain, material)
6
foundational(adjective, simple, base, important)
6
primal(adjective, lead, head, master)
6
simple(adjective, straightforward, basic, fundamental)
5
prime(adjective, body, lead, material)
3
aboriginal
3
white
2
clear(adjective, simple, straightforward, basic)
2
plain(adjective, simple, straightforward, basic)
2
stark
2
unadulterated
2
unalloyed
1
angelic
1
atomic
1
austere
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APASmart Define. (2015). basal thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/basal/thesaurus/synonyms
ChicagoSmart Define. 2015. "basal thesaurus" https://smartdefine.org/basal/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, basal thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/basal/thesaurus/synonyms>.
MLASmart Define. "basal thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/basal/thesaurus/synonyms>