32 entries under initial topic. ×

6
original(adjective, important, significant, fresh, essential)
4
primary(adjective, rough, important, significant, original)
3
fundamental(adjective, simple, rough, important, original)
3
primitive(adjective, important, significant, original, essential)
2
authentic(adjective, first, previous, earliest)
2
elementary(adjective, rough, important, significant, fresh)
2
first(adjective, rough, important, significant, fresh)
2
prime(adjective, important, significant, original, essential)
1
beginning(adjective, authentic, first, previous)
1
earliest(adjective, simple, basic, authentic, first)
1
early(adjective, simple, basic, authentic, first)
1
embryonic(adjective, authentic, first, previous)
1
first-hand(adjective, authentic, first, previous, smallish)
1
inceptive(adjective, authentic, first, previous, smallish)
1
infant(adjective, authentic, first, previous, smallish)
1
introductory(adjective, authentic, first, previous)
1
primeval(adjective, authentic, first, previous)
1
primordial(adjective, rough, important, significant, original)
1
pristine(adjective, simple, basic, authentic, first)
1
rudimental(adjective, authentic, first, previous)
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APASmart Define. (2015). underived thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/underived/thesaurus/synonyms
ChicagoSmart Define. 2015. "underived thesaurus" https://smartdefine.org/underived/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, underived thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/underived/thesaurus/synonyms>.
MLASmart Define. "underived thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/underived/thesaurus/synonyms>