- Definitions|2
- Thesaurus|1.1k
- Abbreviations|0
136 entries under significant topic. ×
| definitive(adjective, last, definite, critical) | |
| elemental(adjective, important, original, essential) | |
| eventful(adjective, great, extraordinary, important, lively) | |
| exceptional(great, big, heavy, substantial) | |
| final(adjective, last, definite, critical) | |
| influential(adjective, great, big, important, powerful) | |
| mandatory(adjective, essential, basic, vital) | |
| material(big, heavy, important, substantial) | |
| original(important, basic, vital, fundamental) | |
| outstanding(great, important, lively, serious) | |
| ponderous(big, heavy, substantial, valuable) | |
| primitive(adjective, important, original, essential) | |
| primordial(important, original, basic, vital) | |
| salient(adjective, big, important, substantial) | |
| signal(great, extraordinary, important, lively) | |
| substantial(big, heavy, important, valuable) | |
| axiological(important, original, basic, vital) | |
| axiomatic(important, original, basic, vital) | |
| big-league(great, extraordinary, heavy, outstanding) | |
| bottom(adjective, important, original, essential) |
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| APA | Smart Define. (2016). crucial thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/crucial/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "crucial thesaurus" https://smartdefine.org/crucial/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2016, crucial thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/crucial/thesaurus/synonyms>. |
| MLA | Smart Define. "crucial thesaurus" 11 March 2016. Web. 30 September 2026. <https://smartdefine.org/crucial/thesaurus/synonyms> |