10
greatest(adjective, quality, bad, tough, top)
10
key(adjective, important, head, significant, beginning)
10
preceding(noun, verb, preceding, prelude)
10
premier(adjective, order, top, superior, heavy)
10
presiding(verb, adjective, master, domineering, controlling)
9
advance(noun, adjective, time, progress, development)
9
arch(adjective, order, top, superior, heavy)
9
front(adjective, order, lead, heavy, head)
9
highest(adjective, order, quality, bad, tough)
9
managing(verb, controlling, directing, mastering)
9
notorious
9
stellar(adjective, quality, tough, top, superior)
8
antecedent(noun, adjective, head, beginning, original)
8
authoritative(adjective, influential)
8
avant-garde(noun, adjective, sophisticated, higher, developed)
8
central(adjective, top, important, head, essential)
8
first-rate(adjective, feature, state, characteristic, quality)
8
forward(adjective, adverb, time, head, sophisticated)
8
grand(adjective, great, fine, solid, important)
8
heading(noun, verb, mastering, precession)
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APASmart Define. (2015). leading thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/leading/thesaurus/synonyms
ChicagoSmart Define. 2015. "leading thesaurus" https://smartdefine.org/leading/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, leading thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/leading/thesaurus/synonyms>.
MLASmart Define. "leading thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/leading/thesaurus/synonyms>