88 entries under prime topic. ×
| greatest(adjective, quality, bad, tough, top) | |
| prominent(adjective, important, wonderful, famous, exceptional) | |
| stellar(adjective, quality, top, superior, important) | |
| pivotal(adjective, important, significant, serious) | |
| elementary(adjective, top, significant, original, essential) | |
| heavyweight(noun, adjective, order, superior, heavy) | |
| lead(noun, adjective, top, excellent, fine) | |
| first-class(adjective, quality, bad, tough, top) | |
| governing(adjective, superior, important, powerful, prominent) | |
| overruling(adjective, importance, serious, essential, basic) | |
| prevalent(adjective, free, top, superior, powerful) | |
| topmost(adjective, top, excellent, fine, superior) | |
| apical(adjective, top, excellent, fine, superior) | |
| directing(adjective, free, absolute, main) | |
| flower(noun, head, choice, best) | |
| high-grade(adjective, quality, superior, high-quality) | |
| inaugural(adjective, order, heavy, important, head) | |
| incomparable(adjective, bad, tough, top, perfect) | |
| indispensable(adjective, important, significant, serious, capital) | |
| influential(adjective, great, big, important, significant) |
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| APA | Smart Define. (2016). chief thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/chief/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "chief thesaurus" https://smartdefine.org/chief/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, chief thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/chief/thesaurus/synonyms>. |
| MLA | Smart Define. "chief thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/chief/thesaurus/synonyms> |