32 entries under initial topic. ×

1
introductory(adjective, beginning, opening, original, authentic)
1
underivative(simple, basic, authentic, first, unsophisticated)
0
archetypal(adjective, original, authentic, first, previous)
0
autochthonous(original, authentic, first, previous)
0
first-hand(authentic, first, previous)
0
genuine(authentic, first, previous)
0
preliminary(opening, original, first, early)
0
previous
0
prototypal(authentic, first, previous)
0
rudimental(authentic, first, previous)
0
rudimentary(simple, original, basic, first, unsophisticated)
0
underived(simple, basic, authentic, first, unsophisticated)
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APASmart Define. (2016). earliest thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/earliest/thesaurus/synonyms
ChicagoSmart Define. 2016. "earliest thesaurus" https://smartdefine.org/earliest/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, earliest thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/earliest/thesaurus/synonyms>.
MLASmart Define. "earliest thesaurus" 13 March 2016. Web. 22 September 2026. <https://smartdefine.org/earliest/thesaurus/synonyms>