96 entries under main topic. ×

6
champion(adjective, order, bad, character, tough)
6
controlling(adjective, top, superior, important, head)
6
crucial(adjective, great, big, important, significant)
6
great(adjective, bad, excellent, superior, big)
6
prevalent(adjective, free, top, superior, usual)
5
general(adjective, lead, guide, head, usual)
5
incomparable(adjective, bad, tough, top, perfect)
5
peerless(adjective, bad, tough, top, perfect)
5
topmost(adjective, top, excellent, fine, superior)
5
underlying(adjective, important, significant, original, essential)
4
crowning(adjective, top, excellent, fine, superior)
4
maximum(adjective, top, excellent, fine, superior)
4
overruling(adjective, importance, serious, essential, basic)
4
predominate(adjective, free, top, superior, prime)
4
preponderant(adjective, free, top, extraordinary, superior)
4
transcendent(adjective, bad, tough, top, perfect)
3
indispensable(adjective, important, significant, original, serious)
3
matchless(adjective, bad, tough, top, perfect)
3
original(adjective, order, body, material, heavy)
3
predominating(adjective, usual, universal, general)
10 years ago|30k views|share |citing 
APASmart Define. (2016). principal thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/principal/thesaurus/synonyms
ChicagoSmart Define. 2016. "principal thesaurus" https://smartdefine.org/principal/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, principal thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/principal/thesaurus/synonyms>.
MLASmart Define. "principal thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/principal/thesaurus/synonyms>