138 entries under chief topic. ×
| president(noun, guide, head, master, boss) | |
| vital(adjective, body, great, importance, material) | |
| captain(noun, guide, head, master, boss) | |
| governor(noun, control, manage, guide, head) | |
| manager(noun, guide, head, master, boss) | |
| protagonist(noun, person, advance, start, character) | |
| significant(adjective, good, great, big, important) | |
| supervisor(noun, head, boss, leader) | |
| grand(adjective, lead, fine, important, head) | |
| preeminent(adjective, order, bad, great, tough) | |
| ruler(noun, person, guide, head, master) | |
| stellar(adjective, great, tough, top, heavy) | |
| greatest(adjective, bad, tough, top, excellent) | |
| momentous(adjective, good, bad, great, excellent) | |
| necessary(adjective, body, material, big, important) | |
| champion(adjective, order, bad, character, tough) | |
| controlling(adjective, top, superior, important, head) | |
| crucial(adjective, great, big, important, significant) | |
| focal(adjective, key, focus, foremost) | |
| great(adjective, bad, excellent, superior, big) |
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| APA | Smart Define. (2016). principal thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/principal/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "principal thesaurus" https://smartdefine.org/principal/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, principal thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/principal/thesaurus/synonyms>. |
| MLA | Smart Define. "principal thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/principal/thesaurus/synonyms> |