- Definitions|2
- Thesaurus|1.9k
- Abbreviations|0
153 entries under tough topic. ×
| difficile(adjective, severe, rough, difficult) | |
| distressing(adjective, severe, rough, difficult) | |
| domineering(adjective, smart, harsh, energetic) | |
| driving(adjective, strong, energetic, powerful) | |
| easier said than done(expression, severe, painful, problematic) | |
| effective(adjective, strong, energetic, powerful) | |
| efficient(adjective, strong, intense, energetic) | |
| fierce(difficult, intense, heavy, demanding) | |
| flip(adjective, smart, energetic, vigorous) | |
| flourishing(adjective, strong, intense, energetic) | |
| galling(severe, harsh, heavy, painful) | |
| gargantuan(strong, severe, powerful, painful) | |
| get up and go(expression, adjective, idiom, smart) | |
| go after(expression, adjective, smart, energetic) | |
| grim(severe, problematic, weighty, trying) | |
| hale(adjective, strong, intense, energetic) | |
| hard-driving(adjective, strong, intense, energetic) | |
| hard-won(severe, painful, problematic, trying) | |
| hard sell(expression, adjective, smart, energetic) | |
| hardy(adjective, strong, intense, energetic) |
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| APA | Smart Define. (2016). strenuous thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/strenuous/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "strenuous thesaurus" https://smartdefine.org/strenuous/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, strenuous thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/strenuous/thesaurus/synonyms>. |
| MLA | Smart Define. "strenuous thesaurus" 1 April 2016. Web. 28 September 2026. <https://smartdefine.org/strenuous/thesaurus/synonyms> |