118 entries under significant topic. ×
| necessary(adjective, body, material, big, important) | |
| prominent(adjective, important, outstanding, head) | |
| ruling(adjective, excellent, important, head) | |
| underived(adjective, rough, important, original) | |
| big(important, substantial, large, serious) | |
| bottom(adjective, important, original, essential) | |
| critical(adjective, big, important, substantial) | |
| influential(adjective, vital, main, chief) | |
| intrinsic(adjective, important, original, essential) | |
| large(adjective, big, substantial, valuable) | |
| requisite(adjective, important, original, essential) | |
| salient(adjective, big, important, substantial) | |
| urgent(adjective, big, substantial, valuable) | |
| excellent(adjective, top, fine, superior, important) | |
| grave(big, important, substantial, serious) | |
| honorable(adjective, fine, pure, important) | |
| impressive(adjective, fine, important, grand) | |
| integral(adjective, body, material, important) | |
| serious(big, important, substantial, valuable) | |
| substantial(big, important, serious, valuable) |
For more, visit
Primary on
Power Thesaurus
| APA | Smart Define. (2016). primary thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/primary/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "primary thesaurus" https://smartdefine.org/primary/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, primary thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/primary/thesaurus/synonyms>. |
| MLA | Smart Define. "primary thesaurus" 29 March 2016. Web. 22 September 2026. <https://smartdefine.org/primary/thesaurus/synonyms> |