85 entries under critical topic. ×
| capital(adjective, important, serious, prominent) | |
| coal-and-ice(important, essential, fundamental, imperative) | |
| decided(adjective, clear, energetic, determined, vigorous) | |
| definite(adjective, superior, energetic, big, unusual) | |
| determined(adjective, energetic, vigorous, definite, sober) | |
| determining(big, important, substantial, serious, valuable) | |
| earth-shattering(important, serious, historic) | |
| exigent(adjective, great, big, heavy, important) | |
| life-or-death(important, essential, fundamental, imperative) | |
| meat-and-potatoes(adjective, important, original, essential) | |
| name-of-the-game(important, essential, fundamental, imperative) | |
| needed(adjective, important, essential, basic) | |
| nitty-gritty(important, essential, fundamental, imperative) | |
| prerequisite(adjective, important, essential, basic) | |
| required(adjective, important, essential, basic) | |
| requisite(adjective, important, original, essential) | |
| superlative(adjective, important, extreme, essential) | |
| underlined(adjective, big, unusual, heavy, important) | |
| coal and ice(expression, idiom, important, essential) | |
| exalted(adjective, important, prominent, weighty) |
For more, visit
Significant on
Power Thesaurus
| APA | Smart Define. (2016). significant thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/significant/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "significant thesaurus" https://smartdefine.org/significant/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, significant thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/significant/thesaurus/synonyms>. |
| MLA | Smart Define. "significant thesaurus" 4 March 2016. Web. 26 September 2026. <https://smartdefine.org/significant/thesaurus/synonyms> |