3
initial(authentic, first, previous, earliest)
3
internal
3
nascent
3
primary(original, first, previous, local, initial)
3
pristine(authentic, first, previous, initial, earliest)
3
rudimental(authentic, first, previous, initial, earliest)
3
rudimentary(first, previous, initial)
2
native-born
2
ancestral
2
antenatal
2
antepatriarchal
2
autochtonous
2
budding
2
congenital
2
elemental
2
elementary(first, previous, initial)
2
formative
2
foundational
2
genuine(adjective, authentic, first, previous, initial)
2
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APASmart Define. (2015). autochthonous thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/autochthonous/thesaurus/synonyms
ChicagoSmart Define. 2015. "autochthonous thesaurus" https://smartdefine.org/autochthonous/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, autochthonous thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/autochthonous/thesaurus/synonyms>.
MLASmart Define. "autochthonous thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/autochthonous/thesaurus/synonyms>