23 entries under opening topic. ×

1
pioneer(adjective, head, beginning, original)
1
slightest(adjective, head, beginning, original)
1
smallest(adjective, head, beginning, original)
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APASmart Define. (2015). primogenial thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/primogenial/thesaurus/synonyms
ChicagoSmart Define. 2015. "primogenial thesaurus" https://smartdefine.org/primogenial/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, primogenial thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/primogenial/thesaurus/synonyms>.
MLASmart Define. "primogenial thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/primogenial/thesaurus/synonyms>