- Definitions|2
- Thesaurus|1.6k
- Abbreviations|0
90 entries under tough topic. ×
| burdensome(adjective, dull, hard, severe) | |
| difficult(adjective, dull, hard, great) | |
| arduous(adjective, dull, hard, great) | |
| laborious(adjective, dull, hard, great) | |
| hard(adjective, dull, great, severe) | |
| strenuous(adjective, dull, great, difficult) | |
| demanding(adjective, dull, hard, severe) | |
| oppressive(adjective, dull, hard, severe) | |
| severe(adjective, hard, rough, difficult) | |
| toilsome(adjective, hard, great, difficulty) | |
| troublesome(adjective, hard, severe, difficulty) | |
| formidable(adjective, severe, difficulty, difficult) | |
| heavy(adjective, dull, severe, difficult) | |
| exacting(adjective, dull, hard, severe) | |
| painful(adjective, hard, severe, difficult) | |
| trying(adjective, dull, hard, difficult) | |
| exhausting(adjective, dull, hard, difficult) | |
| wearisome(adjective, dull, severe, difficult) | |
| bothersome(adjective, hard, severe, difficult) | |
| rugged(adjective, hard, severe, rough) |
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| APA | Smart Define. (2015). onerous thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/onerous/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "onerous thesaurus" https://smartdefine.org/onerous/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, onerous thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/onerous/thesaurus/synonyms>. |
| MLA | Smart Define. "onerous thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/onerous/thesaurus/synonyms> |