- Definitions|2
- Thesaurus|383
- Abbreviations|0
97 entries under tough topic. ×
| strictly business(expression, adjective, severe, important) | |
| unamusing(adjective, severe, important, significant) | |
| unhumorous(adjective, severe, important, deep) | |
| unyielding(severe, painful, problematic, trying) | |
| upstream(severe, painful, problematic, trying) | |
| wearing(adjective, hard, rough, difficult) | |
| worrying(adjective, severe, important, significant) | |
| argumentative(problematic, trying) | |
| bearish(problematic, trying) | |
| boorish(problematic, trying) | |
| distressing(adjective, rough, difficult, heavy) | |
| fastidious(problematic, trying) | |
| feller(deep, meaningful) | |
| finicky(problematic, trying) | |
| fractious(problematic, trying) | |
| fussy(problematic, trying) | |
| hard to please(expression, idiom, problematic, trying) | |
| impolite(problematic, trying) | |
| intractable(problematic, trying) | |
| irritable(problematic, trying) |
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| APA | Smart Define. (2015). operose thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/operose/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "operose thesaurus" https://smartdefine.org/operose/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, operose thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/operose/thesaurus/synonyms>. |
| MLA | Smart Define. "operose thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/operose/thesaurus/synonyms> |