83 entries under primary topic. ×
| basic(adjective, body, material, important, significant) | |
| premier(adjective, order, top, excellent, lead) | |
| central(adjective, lead, important, head, significant) | |
| prominent(adjective, good, important, wonderful, famous) | |
| supreme(adjective, order, bad, tough, top) | |
| arch(noun, adjective, order, top, lead) | |
| highest(adjective, order, bad, tough, top) | |
| outstanding(adjective, bad, great, tough, top) | |
| sovereign(noun, adjective, excellent, superior, important) | |
| uppermost(adjective, excellent, lead, important, rank) | |
| vital(adjective, body, great, importance, material) | |
| elementary(adjective, important, significant, original, essential) | |
| significant(adjective, good, great, big, important) | |
| grand(adjective, lead, fine, important, head) | |
| number one(noun, expression, adjective, order, bad) | |
| preeminent(adjective, order, bad, great, tough) | |
| ruling(adjective, excellent, superior, important, head) | |
| stellar(adjective, great, tough, top, heavy) | |
| greatest(adjective, bad, tough, top, excellent) | |
| momentous(adjective, good, bad, great, excellent) |
For more, visit
Principal on
Power Thesaurus
| APA | Smart Define. (2016). principal thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/principal/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "principal thesaurus" https://smartdefine.org/principal/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, principal thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/principal/thesaurus/synonyms>. |
| MLA | Smart Define. "principal thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/principal/thesaurus/synonyms> |