138 entries under chief topic. ×
| higher-up(noun, superior, boss, manager) | |
| indispensable(adjective, important, significant, original, serious) | |
| lord(noun, superior, judge, master, boss) | |
| matchless(adjective, bad, tough, top, perfect) | |
| original(adjective, order, body, material, heavy) | |
| unparalleled(adjective, bad, tough, top, perfect) | |
| unrivaled(adjective, bad, tough, top, perfect) | |
| directing(adjective, free, master, prime, absolute) | |
| guru(noun, superior, guide, judge, master) | |
| heavy(noun, adjective, order, advance, start) | |
| imperative(adjective, big, important, significant, substantial) | |
| officer(noun, guide, head, master, boss) | |
| overbearing(adjective, free, top, superior, powerful) | |
| particular(adjective, unusual, exceptional, special, key) | |
| special(adjective, bad, great, excellent, extraordinary) | |
| taskmaster(noun, superior, judge, boss, leader) | |
| unequaled(adjective, bad, tough, top, perfect) | |
| urgent(adjective, great, big, significant, substantial) | |
| VIP(superior, head, boss, manager) | |
| ascendant(adjective, free, top, superior, powerful) |
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| APA | Smart Define. (2016). principal thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/principal/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "principal thesaurus" https://smartdefine.org/principal/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, principal thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/principal/thesaurus/synonyms>. |
| MLA | Smart Define. "principal thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/principal/thesaurus/synonyms> |