60 entries under principal topic. ×

13
superior(noun, adjective, quality, bad, great)
12
capital(adjective, quality, bad, great, excellent)
12
chief(noun, adjective, order, quality, bad)
10
prime(adjective, order, quality, excellent, lead)
7
head(noun, adjective, order, lead, heavy)
7
main(adjective, quality, bad, great, excellent)
7
major(adjective, bad, great, excellent, lead)
7
top(noun, adjective, quality, excellent, superior)
6
foremost(adjective, order, lead, important, outstanding)
6
primary(adjective, order, lead, heavy, important)
6
stellar(adjective, quality, superior, heavy, important)
5
director(noun, head, effort, boss, leader)
5
preeminent(adjective, order, bad, great, excellent)
5
premier(adjective, order, lead, heavy, important)
4
cardinal(adjective, quality, lead, superior, important)
4
crackerjack(quality, tough, superior, heavy, job)
4
dominant(adjective, quality, bad, great, excellent)
4
executive(noun, head, effort, boss, leader)
4
fab(quality, tough, superior, heavy, job)
4
famous(adjective, bad, great, excellent, important)
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APASmart Define. (2016). number one thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/number_one/thesaurus/synonyms
ChicagoSmart Define. 2016. "number one thesaurus" https://smartdefine.org/number_one/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, number one thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/number_one/thesaurus/synonyms>.
MLASmart Define. "number one thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/number_one/thesaurus/synonyms>