54 entries under principal topic. ×
| paramount(adjective, important, significant, original, essential) | |
| basic(adjective, important, significant, original, essential) | |
| intermediate(adjective, mean, edge, main, middle) | |
| midmost(noun, adjective, mean, main, middle) | |
| vital(adjective, important, significant, original, essential) | |
| capital(noun, adjective, lead, head, master) | |
| center(adjective, mean, edge, main, middle) | |
| equidistant(adjective, mean, distant, main, middle) | |
| mean(adjective, edge, main, middle) | |
| dominant(adjective, top, head, essential, prime) | |
| major(adjective, lead, important, head, significant) | |
| middlemost(noun, adjective, mean, main, middle) | |
| significant(adjective, important, original, basic, vital) | |
| axial(adjective, main, middle, centrality) | |
| master(adjective, lead, head, boss, main) | |
| overriding(adjective, serious, basic, prime, main) | |
| radical(adjective, important, basic, vital, main) | |
| centric(adjective, main, middle) | |
| outstanding(adjective, head, essential, core, key) | |
| predominant(adjective, head, essential, core, key) |
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| APA | Smart Define. (2015). central thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/central/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "central thesaurus" https://smartdefine.org/central/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, central thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/central/thesaurus/synonyms>. |
| MLA | Smart Define. "central thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/central/thesaurus/synonyms> |