- Definitions|2
- Thesaurus|1.1k
- Abbreviations|0
63 entries under problematic topic. ×
| heavy(adjective, great, tough, severe, extraordinary) | |
| severe(adjective, tough, big, heavy, deep) | |
| immense(tough, severe, painful, trying) | |
| titanic(tough, severe, painful, trying) | |
| ambitious(tough, severe, painful, trying) | |
| arduous(tough, severe, painful, weighty) | |
| backbreaker(tough, severe, painful, trying) | |
| bothersome(tough, severe, painful, trying) | |
| burdensome(tough, severe, big, heavy, substantial) | |
| challenging(tough, severe, painful, trying) | |
| difficile(tough, severe, painful, trying) | |
| difficult(adjective, hard, tough, severe) | |
| easier said than done(expression, tough, severe, painful) | |
| effortful(tough, severe, painful, trying) | |
| galling(tough, severe, painful, trying) | |
| gargantuan(tough, severe, painful, trying) | |
| hard-won(tough, severe, painful, trying) | |
| herculean(tough, severe, painful, trying) | |
| irritating(tough, severe, painful, trying) | |
| labored(tough, severe, painful, trying) |
For more, visit
Crucial on
Power Thesaurus
| 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> |