1
banner(adjective, lead, head, master, boss)
1
basal(adjective, lead, head, master, boss)
1
base(adjective, lead, head, master, boss)
1
best(adjective, lead, head, master, boss)
1
bigs(noun, league, majors)
1
boss(adjective, lead, head, master)
1
broad(adjective, lead, head, master, boss)
1
capital(adjective, lead, head, master, boss)
1
cardinal(adjective, lead, head, master, boss)
1
central(adjective, lead, head, master, boss)
1
crackerjack(skilled, skillful, practiced, musician, magician)
1
critical(adjective, important)
1
crucial(adjective, important)
1
crux(adjective, lead, head, master, boss)
1
eminent(famous, splendid, distinguished, renowned)
1
exceptional(adjective, important)
1
expert(adjective, knowledgeable, skilled, skillful, proficient)
1
flagship(adjective, lead, head, master, boss)
1
foremost(adjective, lead, head, master, boss)
1
frontmost(adjective, lead, head, master, boss)
13 years ago|288 views|share |citing 
APASmart Define. (2013). big league thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/big_league/thesaurus/synonyms
ChicagoSmart Define. 2013. "big league thesaurus" https://smartdefine.org/big_league/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2013, big league thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/big_league/thesaurus/synonyms>.
MLASmart Define. "big league thesaurus" 18 May 2013. Web. 26 September 2026. <https://smartdefine.org/big_league/thesaurus/synonyms>