- Definitions|1
- Thesaurus|302
- Abbreviations|0
92 entries under tough topic. ×
| sticky(adjective, rough, difficult, heavy) | |
| terrible(adjective, rough, difficult, heavy) | |
| tiresome(adjective, difficult, problematic, trying) | |
| toilful(adjective, rough, difficult, heavy) | |
| unsparing(adjective, rough, difficult, harsh) | |
| unyielding(severe, painful, problematic, trying) | |
| upstream(severe, painful, problematic, trying) | |
| argumentative(problematic, trying) | |
| bearish(problematic, trying) | |
| boorish(problematic, trying) | |
| fastidious(problematic, trying) | |
| finicky(problematic, trying) | |
| fractious(problematic, trying) | |
| fussy(problematic, trying) | |
| grim(problematic, trying) | |
| hard to please(expression, idiom, problematic, trying) | |
| impolite(problematic, trying) | |
| intractable(problematic, trying) | |
| irritable(problematic, trying) | |
| merciless(adjective, rough, difficult, heavy) |
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| APA | Smart Define. (2015). effortful thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/effortful/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "effortful thesaurus" https://smartdefine.org/effortful/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, effortful thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/effortful/thesaurus/synonyms>. |
| MLA | Smart Define. "effortful thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/effortful/thesaurus/synonyms> |