2
doge(noun, leader, president, PM)
2
earliest
2
eparch
2
first-class(adjective, top, superior, head, original)
2
former
2
grand(adjective, lead, head, master, boss)
2
great(adjective, best, first-rate, top-drawer)
2
highest-ranking
2
official(noun, person, authority, head, leader)
2
opening(adjective, head, beginning, original, best)
2
overriding
2
pioneer(adjective, head, beginning, opening, original)
2
plenipotentiary(noun, deputy, official, executive)
2
pre-eminent
2
prima donna(expression, idiom, elect, chosen, cream)
2
sovereign(noun, superior, outstanding, head, original)
2
top-ranking
2
topmost(adjective, top, prime, main, principal)
2
vizier(noun, director, deputy)
2
world class(adjective, expression, excellent, super, best)
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APASmart Define. (2015). premier thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/premier/thesaurus/synonyms
ChicagoSmart Define. 2015. "premier thesaurus" https://smartdefine.org/premier/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, premier thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/premier/thesaurus/synonyms>.
MLASmart Define. "premier thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/premier/thesaurus/synonyms>