96 entries under head topic. ×
| chief(noun, adjective, control, order, person) | |
| primary(adjective, order, body, top, excellent) | |
| main(adjective, good, bad, great, top) | |
| prime(adjective, good, order, body, bad) | |
| leading(adjective, good, order, bad, tough) | |
| foremost(adjective, order, bad, tough, top) | |
| cardinal(adjective, top, lead, importance, important) | |
| star(noun, adjective, person, advance, bad) | |
| paramount(adjective, good, order, bad, tough) | |
| superior(noun, adjective, control, bad, great) | |
| capital(noun, adjective, bad, great, tough) | |
| key(adjective, lead, important, significant) | |
| boss(noun, adjective, person, bad, great) | |
| master(noun, adjective, control, person, top) | |
| major(adjective, bad, great, top, excellent) | |
| director(noun, control, person, manage, guide) | |
| leader(noun, person, character, guide) | |
| predominant(adjective, bad, great, excellent, extraordinary) | |
| premier(adjective, order, top, excellent, lead) | |
| central(adjective, lead, important, significant) |
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| APA | Smart Define. (2016). principal thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/principal/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "principal thesaurus" https://smartdefine.org/principal/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, principal thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/principal/thesaurus/synonyms>. |
| MLA | Smart Define. "principal thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/principal/thesaurus/synonyms> |