- Definitions|2
- Thesaurus|2k
- Abbreviations|0
109 entries under hard topic. ×
| perverse(adjective, mean, difficult, cross) | |
| unrelenting(adjective, mean, strong, tough) | |
| hard-nosed(adjective, mean, tough, rough) | |
| unshakable(adjective, mean, strong, tough) | |
| tough(adjective, mean, strong, rough) | |
| stiff-necked(adjective, mean, severe, resist) | |
| difficult(adjective, tough, stubborn, complicated) | |
| set in stone(expression, adjective, idiom, mean) | |
| stern(adjective, tough, severe, rough) | |
| uncooperative(adjective, mean, tough, harsh) | |
| rigorous(adjective, severe, resolute, rigid) | |
| harsh(adjective, mean, severe, rough) | |
| immutable(adjective, set, strong, severe) | |
| strict(adjective, tough, moderate, severe) | |
| implacable(adjective, mean, cruel, determined) | |
| steely(adjective, set, stiff, rigid) | |
| unalterable(adjective, determined, fixed, inflexible) | |
| iron(adjective, set, mean, strong) | |
| unadaptable(adjective, set, stiff, rigid) | |
| hanging tough(expression, adjective, mean, determined) |
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| APA | Smart Define. (2015). obstinate thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/obstinate/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "obstinate thesaurus" https://smartdefine.org/obstinate/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, obstinate thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/obstinate/thesaurus/synonyms>. |
| MLA | Smart Define. "obstinate thesaurus" 3 August 2015. Web. 27 September 2026. <https://smartdefine.org/obstinate/thesaurus/synonyms> |