71 entries under prime topic. ×
| overruling(adjective, importance, serious, essential, basic) | |
| serious(significant, basic, vital, imperative) | |
| front(adjective, opening, original, chief) | |
| headmost(adjective, top, superior, important, original) | |
| notable(adjective, great, big, important, wonderful) | |
| ascendant(adjective, top, superior, powerful) | |
| champion(adjective, top, superior, important, outstanding) | |
| eminent(adjective, good, bad, great, excellent) | |
| heavy(quality, tough, superior, significant) | |
| indispensable(adjective, important, original, serious, capital) | |
| overbearing(adjective, top, superior, powerful) | |
| predominate(adjective, top, superior, powerful) | |
| prevalent(adjective, top, superior, powerful, usual) | |
| topmost(adjective, principal, primary, arch) | |
| underlying(adjective, top, original, essential, basic) | |
| advanced(head, original, primary, arch) | |
| constitutional(adjective, top, essential, basic) | |
| first-class(quality, superior, heavy, head, original) | |
| first-string(head, original, primary, arch) | |
| governing(adjective, top, superior, important, powerful) |
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| APA | Smart Define. (2016). main thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/main/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "main thesaurus" https://smartdefine.org/main/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, main thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/main/thesaurus/synonyms>. |
| MLA | Smart Define. "main thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/main/thesaurus/synonyms> |