- Definitions|1
- Thesaurus|127
- Abbreviations|0
30 entries under heavy topic. ×
| difficult(adjective, hard, tough, rough) | |
| demanding(adjective, tough, severe, rough, difficult) | |
| hairy(adjective, tough, rough, difficult) | |
| knotty(adjective, tough, rough, difficult) | |
| mean(adjective, tough, rough, difficult) | |
| rigorous(adjective, tough, rough, difficult) | |
| rough(adjective, tough, difficult, awkward) | |
| rugged(adjective, tough, rough, difficult) | |
| severe(adjective, tough, rough, difficult) | |
| backbreaking(adjective, tough, rough, difficult) | |
| complicated(adjective, tough, rough, difficult) | |
| distressing(adjective, tough, rough, difficult) | |
| exhausting(adjective, tough, rough, difficult) | |
| fatiguing(adjective, tough, rough, difficult) | |
| grinding(adjective, tough, rough, difficult) | |
| involved(adjective, tough, rough, difficult) | |
| irksome(adjective, tough, rough, difficult) | |
| merciless(adjective, tough, rough, difficult) | |
| murder(adjective, tough, rough, difficult) | |
| scabrous(adjective, tough, rough, difficult) |
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| APA | Smart Define. (2015). difficile thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/difficile/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "difficile thesaurus" https://smartdefine.org/difficile/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, difficile thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/difficile/thesaurus/synonyms>. |
| MLA | Smart Define. "difficile thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/difficile/thesaurus/synonyms> |