191 entries under tough topic. ×
| labored(severe, affected, painful, problematic) | |
| laborious(adjective, hard, severe, rough) | |
| locked in(expression, adjective, severe, firm) | |
| mortified(adjective, strong, hard, severe) | |
| no-nonsense(adjective, severe, firm, harsh) | |
| no picnic(expression, severe, painful, problematic) | |
| not easy(expression, severe, painful, problematic) | |
| onerous(correct, severe, harsh, proper) | |
| operose(severe, painful, problematic, trying) | |
| ornery(adjective, firm, unreasonable, grim) | |
| picky(adjective, severe, firm, harsh) | |
| problem(severe, painful, problematic, trying) | |
| problematic(severe, painful, trying) | |
| prohibitive(severe, painful, problematic, trying) | |
| rude(adjective, severe, difficult, awkward) | |
| stickling(adjective, correct, severe, firm) | |
| strenuous(severe, painful, problematic, trying) | |
| tiresome(grim, problematic, trying, troublesome) | |
| toilsome(severe, painful, problematic, trying) | |
| trying(adjective, severe, harsh, grim) |
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| APA | Smart Define. (2015). rigid thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/rigid/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "rigid thesaurus" https://smartdefine.org/rigid/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, rigid thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/rigid/thesaurus/synonyms>. |
| MLA | Smart Define. "rigid thesaurus" 3 August 2015. Web. 28 September 2026. <https://smartdefine.org/rigid/thesaurus/synonyms> |