- Definitions|0
- Thesaurus|220
- Abbreviations|0
65 entries under problematic topic. ×
| difficult(adjective, hard, tough, trying) | |
| titanic(adjective, tough, severe, painful) | |
| ambitious(adjective, hard, tough, severe, difficult) | |
| arduous(adjective, hard, tough, severe, difficult) | |
| bothersome(adjective, hard, tough, severe, difficult) | |
| burdensome(adjective, tough, severe, painful) | |
| challenging(adjective, hard, tough, severe, difficult) | |
| crucial(adjective, tough, severe, painful) | |
| demanding(adjective, hard, tough, severe, difficult) | |
| difficile(adjective, tough, severe, painful) | |
| easier said than done(expression, adjective, tough, severe, painful) | |
| effortful(adjective, tough, severe, painful) | |
| exacting(adjective, hard, tough, severe, difficult) | |
| galling(adjective, tough, severe, painful) | |
| gargantuan(adjective, tough, severe, painful) | |
| grim(adjective, tough, trying) | |
| grueling(adjective, tough, trying) | |
| hard-won(adjective, tough, severe, painful) | |
| heavy(adjective, tough, severe, painful) | |
| herculean(adjective, tough, severe, painful) |
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| APA | Smart Define. (2015). backbreaker thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/backbreaker/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "backbreaker thesaurus" https://smartdefine.org/backbreaker/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, backbreaker thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/backbreaker/thesaurus/synonyms>. |
| MLA | Smart Define. "backbreaker thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/backbreaker/thesaurus/synonyms> |