17
furthest(adjective, top, excellent, superior, superb)
17
governing(verb, adjective, strong, important, powerful)
17
head(noun, adjective, order, top, excellent)
17
maximum(adjective, top, excellent, superior, superb)
17
most(adjective, top, excellent, superior, superb)
17
quintessential(adjective, top, excellent, superior, superb)
17
zenith(adjective, top, excellent, superior, superb)
16
outstanding(adjective, bad, great, tough, top)
15
star(noun, adjective, art, person, play)
14
top(adjective, feature, state, characteristic, quality)
13
essential(adjective, feature, state, characteristic, importance)
13
influential(adjective, good, great, excellent, solid)
13
lead(noun, verb, adjective, excellent, prize)
13
major(adjective, top, fine, superior, big)
12
ahead(adjective, adverb, advance, head, beginning)
12
capital(noun, adjective, quality, bad, tough)
12
popular(adjective, good, great, knowledge, important)
12
well-known(adjective, great, knowledge, solid, important)
11
distinguished(adjective, great, top, fine, solid)
10
aforementioned
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APASmart Define. (2015). leading thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/leading/thesaurus/synonyms
ChicagoSmart Define. 2015. "leading thesaurus" https://smartdefine.org/leading/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, leading thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/leading/thesaurus/synonyms>.
MLASmart Define. "leading thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/leading/thesaurus/synonyms>