92 entries under principal topic. ×
| controlling(adjective, top, excellent, superior, important) | |
| cardinal(adjective, characteristic, quality, top, lead) | |
| major(adjective, bad, great, top, excellent) | |
| essential(adjective, importance, big, important, significant) | |
| headmost(adjective, order, top, excellent, superior) | |
| honcho(noun, person, slang, head, boss) | |
| capital(adjective, quality, bad, great, tough) | |
| central(adjective, characteristic, lead, important, head) | |
| key(adjective, lead, important, head, significant) | |
| premier(noun, adjective, order, top, excellent) | |
| top(noun, adjective, characteristic, quality, great) | |
| highest(adjective, order, quality, bad, tough) | |
| outstanding(adjective, bad, great, tough, top) | |
| star(noun, adjective, bad, great, excellent) | |
| basic(adjective, important, significant, essential, prime) | |
| fundamental(adjective, characteristic, important, significant, essential) | |
| significant(adjective, superior, big, unusual, important) | |
| number one(noun, expression, adjective, order, quality) | |
| arch(adjective, order, top, lead, superior) | |
| grand(adjective, lead, fine, important, head) |
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| APA | Smart Define. (2016). chief thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/chief/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "chief thesaurus" https://smartdefine.org/chief/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, chief thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/chief/thesaurus/synonyms>. |
| MLA | Smart Define. "chief thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/chief/thesaurus/synonyms> |