70 entries under primary topic. ×

1
crucial(adjective, important, serious, capital, essential)
1
earliest(top, beginning, opening, original, best)
1
original(adjective, order, heavy, head, beginning)
1
unrivaled(adjective, bad, tough, top, perfect)
0
commencing(beginning, opening, original, first)
0
germinal(beginning, opening, original, first)
0
inchoate(beginning, opening, original, first)
0
infant(beginning, opening, original, first)
0
initiative(beginning, opening, original, first)
0
nascent(beginning, opening, original, first)
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APASmart Define. (2015). leading thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/leading/thesaurus/synonyms
ChicagoSmart Define. 2015. "leading thesaurus" https://smartdefine.org/leading/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, leading thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/leading/thesaurus/synonyms>.
MLASmart Define. "leading thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/leading/thesaurus/synonyms>