120 entries under harsh topic. ×
| iron-fisted(adjective, tough, severe, firm) | |
| mortal(adjective, cruel, determined, fierce) | |
| mortified(adjective, strong, hard, tough, severe) | |
| no-nonsense(adjective, tough, severe, firm) | |
| onerous(tough, correct, severe, proper) | |
| picky(adjective, tough, severe, firm) | |
| scratchy | |
| stickling(adjective, tough, correct, severe, firm) | |
| stop at nothing(expression, adjective, idiom, cruel) | |
| thick-skinned(adjective, mean, hard, detached) | |
| trying(adjective, tough, severe, grim) | |
| unappeasable(adjective, cruel, determined, fierce) | |
| uncompassionate(adjective, mean, hard, inflexible) | |
| unimpressible(adjective, mean, hard, inflexible) | |
| vindictive(adjective, cruel, determined, fierce) | |
| unstoppable(adjective, cruel, determined, fierce) | |
| binding(severe, affected, tight, strict) | |
| squawky | |
| unpleasant(adjective, severe, difficult, cruel) | |
| wicked(adjective, severe, cruel, bleak) |
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| APA | Smart Define. (2015). rigid thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/rigid/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "rigid thesaurus" https://smartdefine.org/rigid/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, rigid thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/rigid/thesaurus/synonyms>. |
| MLA | Smart Define. "rigid thesaurus" 3 August 2015. Web. 26 September 2026. <https://smartdefine.org/rigid/thesaurus/synonyms> |