91 entries under natural topic. ×

41
first(noun, adjective, pronoun, order, start)
22
primary(adjective, order, body, cause, start)
22
unusual(adjective, separate, simple, extraordinary, strange)
20
primitive(adjective, body, cause, start, simple)
20
unconventional(adjective, separate, unusual, strange, new)
19
novel(adjective, separate, unusual, strange, new)
16
different(adjective, characteristic, separate, unusual, strange)
14
beginning(adjective, simple, plain, new, hot)
13
organic(adjective, important, significant, animate)
13
prime(adjective, order, body, start, material)
12
basic(adjective, characteristic, body, simple, plain)
11
early(adjective, head, beginning, opening)
11
fundamental(adjective, characteristic, body, simple, plain)
9
earliest(adjective, start, clean, perfect, beginning)
9
radical(noun, adjective, cause, important, new)
9
real(adjective, material, pure, true)
8
native(adjective, characteristic, violent, vicious)
7
true(adjective, sound, reasonable, pure, true)
6
elemental(adjective, body, simple, plain, material)
6
individual(adjective, characteristic, separate, simple, extraordinary)
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APASmart Define. (2016). original thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/original/thesaurus/synonyms
ChicagoSmart Define. 2016. "original thesaurus" https://smartdefine.org/original/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, original thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/original/thesaurus/synonyms>.
MLASmart Define. "original thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/original/thesaurus/synonyms>