4
first-class(adjective, quality, bad, tough, top)
4
foreperson(noun, person, head, boss, leader)
4
forewoman(noun, over)
4
governing(adjective, superior, important, powerful, prominent)
4
higher(adjective, rank, post, status, age)
4
iconic(adjective, most important)
4
overruling(adjective, importance, serious, essential, basic)
4
owner(noun, firm, superior, head, boss)
4
paragon(noun, superior, repute)
4
personage(dignity, celebrity)
4
potentate(noun, monarch)
4
prevalent(adjective, free, top, superior, powerful)
4
radical(importance, important, significant, essential, fundamental)
4
telling(adjective, important, essential)
4
topmost(adjective, top, excellent, fine, superior)
4
warden(noun, control, manage, boss, leader)
4
weighty(adjective, big, important, significant, substantial)
3
CEO(noun, authority, superior, head, boss)
3
at the head(expression, idiom)
3
banner(adjective, lead, head, master, boss)
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APASmart Define. (2016). chief thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/chief/thesaurus/synonyms
ChicagoSmart Define. 2016. "chief thesaurus" https://smartdefine.org/chief/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, chief thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/chief/thesaurus/synonyms>.
MLASmart Define. "chief thesaurus" 29 March 2016. Web. 21 September 2026. <https://smartdefine.org/chief/thesaurus/synonyms>