504 entries under adjective topic. ×

50
fundamental(noun, characteristic, drop, part)
49
essential(noun, characteristic, drop, part)
36
primary(body, simple, plain, base)
33
elementary(characteristic, clear, light, start)
23
simple(clear, hard, light, smooth)
23
organic(rough, important, coarse, significant)
22
elemental(body, simple, plain, material)
21
principal(body, material, important, significant)
20
underlying(simple, plain, base, important)
19
first(order, important, significant, opening)
17
main(top, important, significant, essential)
17
prime(body, material, pure, important)
17
vital(body, material, important, significant)
15
necessary(noun, body, material, important)
15
intrinsic(characteristic, important, significant, natural)
15
original(characteristic, body, simple, plain)
14
key(property, important, head, significant)
13
cardinal(noun, property, important, head)
13
inherent(material, natural, essential, absolute)
13
rudimentary(hard, start, simple, plain)
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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>