56 entries under primary topic. ×
| premier(adjective, top, lead, superior, important) | |
| crucial(adjective, important, significant, original, capital) | |
| head(adjective, top, lead, superior, important) | |
| grand(adjective, lead, fine, important, head) | |
| preeminent(adjective, bad, great, top, excellent) | |
| star(adjective, bad, great, excellent, lead) | |
| arch(adjective, top, lead, superior, important) | |
| big(adjective, important, significant, vital, principal) | |
| controlling(adjective, outstanding, essential, prominent, prime) | |
| prominent(adjective, good, important, wonderful, famous) | |
| superior(adjective, quality, bad, great, top) | |
| momentous(adjective, good, bad, great, excellent) | |
| number one(expression, adjective, quality, bad, great) | |
| sovereign(adjective, outstanding, head, prominent, prime) | |
| greatest(adjective, quality, top, superior, important) | |
| ranking(adjective, head, original, prime) | |
| ruling(adjective, important, head, significant, usual) | |
| significant(adjective, good, superior, unusual, important) | |
| stellar(adjective, quality, top, superior, important) | |
| highest(adjective, quality, top, superior, important) |
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| APA | Smart Define. (2016). main thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/main/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "main thesaurus" https://smartdefine.org/main/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, main thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/main/thesaurus/synonyms>. |
| MLA | Smart Define. "main thesaurus" 29 March 2016. Web. 22 September 2026. <https://smartdefine.org/main/thesaurus/synonyms> |