- Definitions|2
- Thesaurus|1.9k
- Abbreviations|0
148 entries under difficult topic. ×
| complicated(adjective, hard, tough, severe, rough) | |
| labored(adjective, hard, great, tough, rough) | |
| vehement(adjective, intense, energetic, lively) | |
| wicked | |
| bothersome(adjective, tough, severe, awkward) | |
| burning(adjective, vigorous, stressful) | |
| cantankerous(adjective, energetic, antagonistic, aggressive) | |
| challenging(adjective, great, tough, severe) | |
| cumbersome | |
| delicate | |
| fiery(adjective, vigorous, stressful) | |
| grinding(adjective, tough, severe, rough) | |
| hairy(adjective, hard, severe, rough) | |
| harrowing(adjective, unpleasant, grim, savage) | |
| harsh | |
| high-pressure | |
| impassioned(adjective, vigorous, stressful) | |
| impetuous | |
| intricate(adjective, tough, severe, awkward) | |
| not easy(expression, tough, severe, painful) |
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| APA | Smart Define. (2016). strenuous thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/strenuous/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "strenuous thesaurus" https://smartdefine.org/strenuous/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, strenuous thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/strenuous/thesaurus/synonyms>. |
| MLA | Smart Define. "strenuous thesaurus" 1 April 2016. Web. 23 September 2026. <https://smartdefine.org/strenuous/thesaurus/synonyms> |