9
true(adjective, good, clear, sound, correct)
8
authorized(adjective, government)
8
arrogant(adjective, authoritarian)
8
authoritarian(adjective, strong, energetic, powerful, rigid)
8
classical
8
conclusive(adjective, clear, sound, certain, true)
8
dependable(adjective, good, correct, right, honest)
8
dominant(adjective, strong, great, authority, superior)
8
effectual(adjective, strong, energetic, powerful, effective)
8
executive(noun, adjective, important, subject, government)
8
imperative(adjective, government, domineering)
8
legitimate(adjective, good, sound, correct, right)
8
solid(adjective, proper, reliable, authentic, accepted)
8
sound(adjective, clear, proper, accepted, established)
8
strong(adjective, good, sound, right, reasonable)
8
weighty(adjective, good, strong, sound, right)
7
autocratic(adjective, domineering, authoritarian)
7
accurate(adjective, good, open, sound, correct)
7
certain(adjective, pure, original, real, genuine)
7
controlling(adjective, strong, powerful, influential, governmental)
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APASmart Define. (2015). authoritative thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/authoritative/thesaurus/synonyms
ChicagoSmart Define. 2015. "authoritative thesaurus" https://smartdefine.org/authoritative/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, authoritative thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/authoritative/thesaurus/synonyms>.
MLASmart Define. "authoritative thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/authoritative/thesaurus/synonyms>