99 entries under vital topic. ×
| radical(adjective, important, significant, original, essential) | |
| rudimentary(adjective, important, significant, original, essential) | |
| salient(big, important, significant, substantial, valuable) | |
| signal(significant, imperative) | |
| something(big, significant, substantial, valuable) | |
| standout(big, significant, substantial, valuable) | |
| structural(material, important, natural, original, basic) | |
| substantial(adjective, great, big, significant, large) | |
| substratal(adjective, important, significant, original, essential) | |
| substrative(adjective, important, significant, original, essential) | |
| supporting(adjective, important, significant, original, essential) | |
| sustaining(adjective, important, significant, original, essential) | |
| theoretical(adjective, important, significant, original, essential) | |
| underived(adjective, important, significant, original, essential) | |
| valuable(adjective, great, big, significant, substantial) | |
| bottom line(expression, important, significant, essential, basic) | |
| exceptional(big, significant, substantial, valuable) | |
| great(significant, imperative) | |
| meat and potatoes(expression, idiom, important, significant) |
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| APA | Smart Define. (2015). necessary thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/necessary/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "necessary thesaurus" https://smartdefine.org/necessary/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, necessary thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/necessary/thesaurus/synonyms>. |
| MLA | Smart Define. "necessary thesaurus" 2 November 2015. Web. 29 September 2026. <https://smartdefine.org/necessary/thesaurus/synonyms> |