21
first(adjective, order, top, excellent, superior)
18
foremost(adjective, order, top, lead, superior)
17
principal(adjective, order, top, excellent, lead)
15
chief(noun, adjective, order, top, excellent)
15
prime(adjective, order, top, excellent, lead)
13
head(noun, adjective, order, top, excellent)
13
primary(adjective, order, top, lead, superior)
12
main(adjective, top, lead, superior, important)
11
leading(adjective, order, top, superior, heavy)
10
chancellor(noun, agent, leader, representative, deputy)
10
president(noun, authority, superior, head, leader)
9
arch(adjective, order, top, lead, superior)
9
superior(noun, adjective, top, excellent, lead)
8
Prime Minister(noun, expression, idiom, head, boss)
8
premiere(adjective, lead, head, master, boss)
8
boss(noun, adjective, excellent, lead, authority)
8
capital(adjective, excellent, lead, important, head)
8
paramount(adjective, order, superior, heavy, important)
7
cardinal(adjective, lead, important, head, beginning)
7
initial(adjective, order, heavy, important, head)
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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>