55 entries under essential topic. ×
| substrative(adjective, important, significant, original) | |
| underived(adjective, important, significant, original) | |
| underlined(important, critical, basic, fundamental) | |
| urgent(important, significant, serious, critical) | |
| bottom line(expression, important, significant, basic) | |
| coal and ice(expression, idiom, important, critical) | |
| combining | |
| composing(basic, constituent) | |
| constituting | |
| division | |
| forming | |
| grassroots(important, significant, basic, vital) | |
| main | |
| name of the game(expression, idiom, important, critical) | |
| portion |
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| APA | Smart Define. (2016). integral thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/integral/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "integral thesaurus" https://smartdefine.org/integral/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, integral thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/integral/thesaurus/synonyms>. |
| MLA | Smart Define. "integral thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/integral/thesaurus/synonyms> |