78 entries under prime topic. ×

4
headmost(adjective, order, heavy, important, head)
4
key(adjective, lead, important, head, beginning)
4
number one(expression, adjective, order, lead, heavy)
4
preeminent(adjective, order, top, superior, heavy)
3
ranking(adjective, head, original, primary)
3
beginning(adjective, head, beginning, fresh, original)
3
greatest(adjective, top, excellent, superior, important)
3
inaugural(adjective, order, heavy, important, head)
3
original(adjective, order, heavy, head, beginning)
3
outstanding(adjective, excellent, superior, important, head)
3
predominant(outstanding, head, original, prominent)
2
anterior(adjective, head, beginning, fresh, original)
2
basic(adjective, head, beginning, opening, original)
2
controlling(outstanding, prominent, chief, major)
2
first-class(adjective, top, superior, head, original)
2
opening(adjective, head, beginning, original, best)
2
pioneer(adjective, head, beginning, opening, original)
2
sovereign(noun, superior, outstanding, head, original)
2
topmost(adjective, top, main, principal)
1
aboriginal(adjective, head, beginning, fresh)
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APASmart Define. (2015). premier thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/premier/thesaurus/synonyms
ChicagoSmart Define. 2015. "premier thesaurus" https://smartdefine.org/premier/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, premier thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/premier/thesaurus/synonyms>.
MLASmart Define. "premier thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/premier/thesaurus/synonyms>