- Definitions|2
- Thesaurus|1.1k
- Abbreviations|0
69 entries under severe topic. ×
| unyielding(tough, painful, problematic, trying) | |
| uphill(tough, painful, problematic, trying) | |
| upstream(tough, painful, problematic, trying) | |
| wearisome(tough, painful, problematic, trying) | |
| afflictive(adjective, heavy, serious, acute) | |
| grim(tough, problematic, weighty, trying) | |
| painful(tough, problematic, trying) | |
| sudden | |
| very important(expression, serious) |
For more, visit
Crucial on
Power Thesaurus
| 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> |