47 entries under important topic. ×
| sustaining(significant, original, basic, vital) | |
| theoretical(significant, original, basic, vital) | |
| underived(significant, original, basic, vital) | |
| underlying(original, basic, vital, primary) | |
| vital(adjective, material, natural, original) | |
| bottom line(expression, basic, vital) | |
| meat and potatoes(expression, idiom, significant, vital) |
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| APA | Smart Define. (2015). structural thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/structural/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "structural thesaurus" https://smartdefine.org/structural/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, structural thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/structural/thesaurus/synonyms>. |
| MLA | Smart Define. "structural thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/structural/thesaurus/synonyms> |