- Definitions|2
- Thesaurus|1.9k
- Abbreviations|0
279 entries under adjective topic. ×
| troublesome(tough, severe, difficult, awkward) | |
| zippy(strong, tough, energetic, powerful) | |
| Herculean(strong, tough, severe, difficult) | |
| back-breaking | |
| enterprising(activity, strong, tough, smart) | |
| enthusiastic(determined, active, vigorous, resolute) | |
| indefatigable(strong, moving, difficult, energetic) | |
| knotty(hard, severe, rough, difficult) | |
| mettlesome(strong, tough, intense, energetic) | |
| murderous | |
| red-blooded(strong, tough, intense, energetic) | |
| stiff(tough, severe, difficult, painful) | |
| thorny(difficult, embarrassing) | |
| tight | |
| tricky(difficult, awkward, demanding, irritating) | |
| punishing | |
| complex | |
| fervent(difficult, vigorous, stressful) | |
| finicky(difficult, thorough, meticulous, painstaking) | |
| fussy(difficult, thorough, meticulous, painstaking) |
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| APA | Smart Define. (2016). strenuous thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/strenuous/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "strenuous thesaurus" https://smartdefine.org/strenuous/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, strenuous thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/strenuous/thesaurus/synonyms>. |
| MLA | Smart Define. "strenuous thesaurus" 1 April 2016. Web. 25 September 2026. <https://smartdefine.org/strenuous/thesaurus/synonyms> |