92 entries under principal topic. ×
| momentous(adjective, bad, great, excellent, superior) | |
| preeminent(adjective, order, bad, great, tough) | |
| prevailing(adjective, outstanding, prominent, prime, key) | |
| vital(adjective, importance, big, important, significant) | |
| greatest(adjective, quality, bad, tough, top) | |
| prominent(adjective, important, wonderful, famous, exceptional) | |
| stellar(adjective, quality, top, superior, important) | |
| great(adjective, bad, excellent, big, heavy) | |
| necessary(adjective, big, important, significant, substantial) | |
| consequential(adjective, important, essential, prominent, main) | |
| elementary(adjective, top, significant, original, essential) | |
| lead(noun, adjective, top, excellent, fine) | |
| preponderant(adjective, free, top, extraordinary, superior) | |
| crucial(adjective, great, big, heavy, important) | |
| governing(adjective, superior, important, powerful, prominent) | |
| prevalent(adjective, free, top, superior, powerful) | |
| radical(importance, important, significant, essential, fundamental) | |
| topmost(adjective, top, excellent, fine, superior) | |
| big(significant, substantial, valuable, vital, main) | |
| elemental(adjective, essential, fundamental, key) |
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| APA | Smart Define. (2016). chief thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/chief/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "chief thesaurus" https://smartdefine.org/chief/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, chief thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/chief/thesaurus/synonyms>. |
| MLA | Smart Define. "chief thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/chief/thesaurus/synonyms> |