52 entries under basic topic. ×
| grass-roots(important, significant, original, vital) | |
| highest(adjective, original, serious, prime) | |
| meat-and-potatoes(important, significant, original, vital) | |
| structural(important, significant, original, vital) | |
| substratal(important, significant, original, essential) | |
| substrative(important, significant, original, vital) | |
| supporting(important, significant, original, vital) | |
| sustaining(important, significant, original, vital) | |
| theoretical(important, significant, original, vital) | |
| underived(important, significant, original, vital) | |
| bottom line(expression, important, significant, essential) | |
| particular(essential, key, chief, foremost) |
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| APA | Smart Define. (2015). central thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/central/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "central thesaurus" https://smartdefine.org/central/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, central thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/central/thesaurus/synonyms>. |
| MLA | Smart Define. "central thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/central/thesaurus/synonyms> |