- Definitions|2
- Thesaurus|1.9k
- Abbreviations|0
54 entries under problematical topic. ×
| slavish(adjective, tough, rough, difficult, heavy) | |
| terrible(adjective, tough, rough, difficult, intense) | |
| toilful(adjective, tough, rough, difficult, heavy) | |
| unsparing(adjective, tough, rough, difficult, harsh) | |
| difficile(adjective, tough, severe, rough, difficult) | |
| distressing(adjective, tough, severe, rough, difficult) | |
| irksome(adjective, dull, difficult, awkward, boring) | |
| merciless(adjective, tough, severe, rough, difficult) | |
| murder(adjective, hard, great, tough, severe) | |
| testing(adjective, tough, severe, difficult, violent) | |
| awkward(adjective, difficult, demanding, grueling) | |
| involved(adjective, tough, rough, difficult, heavy) | |
| scabrous(adjective, tough, rough, difficult, heavy) | |
| uphill battle(expression, adjective, tough, rough, difficult) |
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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> |