20 entries under significant topic. ×
| vital(adjective, natural, basic, important) | |
| constitutional(adjective, essential, basic, vital, important) | |
| basic(adjective, essential, important, vital) | |
| structural(adjective, basic, natural, vital, fundamental) | |
| primary(adjective, essential, basic, vital, important) | |
| elemental(adjective, essential, basic, vital, important) | |
| essential(adjective, basic, vital, important) | |
| integral(adjective, basic, vital, total, important) | |
| principal(adjective, basic, vital, important) | |
| necessary(adjective, essential, basic, vital, important) | |
| prime(adjective, basic, vital, important) | |
| basal(adjective, basic, essential, vital, important) | |
| constitutive(adjective, nature, characteristic, quality, important) | |
| original(adjective, basic, vital, important) | |
| primitive(adjective, basic, vital, important) | |
| important(adjective, essential, basic, vital) | |
| intrinsic(adjective, important, essential, basic) | |
| radical(adjective, basic, essential, important) | |
| elementary(adjective, important, essential, basic) | |
| cardinal(adjective, important, essential, basic) |
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| APA | Smart Define. (2015). organic thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/organic/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "organic thesaurus" https://smartdefine.org/organic/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, organic thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/organic/thesaurus/synonyms>. |
| MLA | Smart Define. "organic thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/organic/thesaurus/synonyms> |