103 entries under authority topic. ×

55
adept(adjective, noun, knowledgeable, skillful, ability)
49
proficient(adjective, skilled, noun, skillful, smart)
44
master(noun, adjective, ability, person, talent)
31
professional(noun, adjective, law, person, ability)
22
maven(noun, genius, whiz, buff)
21
pro(noun, adjective, law, smart, bright)
16
ace(noun, adjective, good, great, top)
16
veteran(noun, adjective, law, person, smart)
16
virtuoso(noun, adjective, law, top, ability)
15
specialist(noun, adjective, law, person, cause)
14
connoisseur(noun, law, person, judge)
14
whiz(noun, law, ability, smart, informal)
13
judge(noun, law, person, guide)
11
pundit(noun, law, person, judge)
10
old hand(noun, expression, adjective, idiom, person)
10
sage(noun, adjective, cool, significant)
10
scholar(noun, law, judge, boss)
9
intellectual(noun, adjective, smart, bright)
9
maestro(noun, genius, doctor, virtuoso)
8
past master(noun, expression, idiom, ability)
10 years ago|41k views|share |citing 
APASmart Define. (2016). expert thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/expert/thesaurus/synonyms
ChicagoSmart Define. 2016. "expert thesaurus" https://smartdefine.org/expert/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, expert thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/expert/thesaurus/synonyms>.
MLASmart Define. "expert thesaurus" 30 March 2016. Web. 23 September 2026. <https://smartdefine.org/expert/thesaurus/synonyms>