- Definitions|2
- Thesaurus|1.1k
- Abbreviations|0
86 entries under basic topic. ×
| important(adjective, great, tough, severe, extraordinary) | |
| critical(adjective, great, severe, extraordinary, big) | |
| vital(adjective, great, severe, big, heavy) | |
| essential(adjective, severe, big, important, significant) | |
| urgent(adjective, tough, severe, big, heavy) | |
| momentous(adjective, great, tough, severe, extraordinary) | |
| necessary(adjective, big, important, significant, original) | |
| imperative(adjective, big, important, determined, significant) | |
| significant(adjective, great, tough, severe, extraordinary) | |
| fundamental(adjective, important, significant, original, capital) | |
| decisive(adjective, great, severe, extraordinary, big) | |
| key(adjective, important, significant, original, essential) | |
| major(adjective, great, tough, severe, heavy) | |
| pressing(adjective, tough, severe, big, heavy) | |
| central(adjective, important, significant, original, critical) | |
| compelling(adjective, important, significant, serious, essential) | |
| indispensable(adjective, important, significant, original, serious) | |
| all-important(adjective, important, significant, serious, essential) | |
| cardinal(adjective, important, significant, original, essential) | |
| primary(adjective, big, important, significant, original) |
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| APA | Smart Define. (2016). crucial thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/crucial/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "crucial thesaurus" https://smartdefine.org/crucial/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, crucial thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/crucial/thesaurus/synonyms>. |
| MLA | Smart Define. "crucial thesaurus" 11 March 2016. Web. 23 September 2026. <https://smartdefine.org/crucial/thesaurus/synonyms> |