- Definitions|2
- Thesaurus|2.8k
- Abbreviations|0
110 entries under difficult topic. ×
| mega factor(expression, adjective, hard, fancy) | |
| merciless(adjective, tough, rough, heavy) | |
| murder(adjective, tough, rough, heavy) | |
| rigorous(adjective, tough, rough, heavy) | |
| scabrous(adjective, tough, rough, heavy) | |
| slavish(adjective, tough, rough, heavy) | |
| terrible(adjective, tough, rough, heavy) | |
| tiring(adjective, tough, rough, heavy) | |
| unsparing(adjective, tough, rough, heavy) | |
| uphill(adjective, tough, rough, heavy) | |
| uphill battle(expression, adjective, tough, rough) | |
| various(adjective, hard, fancy, complex) | |
| wearing(adjective, tough, rough, heavy) | |
| wearying(adjective, tough, rough, heavy) | |
| wheels within wheels(expression, adjective, idiom, hard, fancy) | |
| awkward(adjective, delicate, complex, demanding) | |
| baroque(adjective, complex, sophisticated, elaborate) | |
| challenging(adjective, complex, awkward, demanding) | |
| demanding(adjective, tough, rough, heavy) | |
| dense(adjective, complex, complicated, intricate) |
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| APA | Smart Define. (2015). involved thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/involved/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "involved thesaurus" https://smartdefine.org/involved/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, involved thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/involved/thesaurus/synonyms>. |
| MLA | Smart Define. "involved thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/involved/thesaurus/synonyms> |