- Definitions|2
- Thesaurus|1.1k
- Abbreviations|0
136 entries under significant topic. ×
| weighty(adjective, great, tough, severe, big) | |
| compelling(adjective, important, serious, essential) | |
| fateful(adjective, severe, important, lively) | |
| indispensable(adjective, important, original, serious) | |
| consequential(adjective, big, heavy, important, lively) | |
| all-important(adjective, important, serious, essential) | |
| desperate(adjective, severe, intense, important) | |
| cardinal(adjective, important, original, essential) | |
| dire(adjective, severe, important, extreme) | |
| heavy(adjective, great, tough, severe, extraordinary) | |
| primary(adjective, big, important, original) | |
| principal(adjective, great, big, important) | |
| requisite(adjective, important, original, essential) | |
| exigent(adjective, big, heavy, important) | |
| great(extraordinary, heavy, important, extreme) | |
| chief(adjective, great, big, heavy, important) | |
| determining(adjective, big, important, substantial) | |
| meaningful(adjective, great, severe, important) | |
| notable(adjective, great, heavy, important, lively) | |
| portentous(adjective, big, heavy, substantial) |
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| APA | Smart Define. (2016). crucial thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/crucial/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "crucial thesaurus" https://smartdefine.org/crucial/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2016, crucial thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/crucial/thesaurus/synonyms>. |
| MLA | Smart Define. "crucial thesaurus" 11 March 2016. Web. 29 September 2026. <https://smartdefine.org/crucial/thesaurus/synonyms> |