- Definitions|2
- Thesaurus|1.3k
- Abbreviations|0
194 entries under hard topic. ×
| austere(adjective, mean, strong, tough) | |
| cold-blooded(adjective, person, mean, cool) | |
| hardheaded(adjective, strong, tough, determined) | |
| merciless(adjective, person, mean, tough) | |
| pitiless(adjective, mean, tough, severe) | |
| strict(adjective, strong, tough, severe) | |
| uncompassionate(adjective, person, mean, cool) | |
| cold(adjective, mean, cool, tough) | |
| cruel(adjective, mean, strong, cool) | |
| dour(adjective, close, tough, severe) | |
| hardhearted(adjective, attitude, careless, cold) | |
| resistant(adjective, determined, resolute, unfeeling) | |
| ruthless(adjective, mean, tough, severe) | |
| bullheaded(adjective, strong, tough, deliberate) | |
| impenitent(adjective, tough, harsh, careless) | |
| insensitive(adjective, mean, cool, tough) | |
| thick-skinned(adjective, tough, severe, harsh) | |
| unemotional(adjective, mean, cool, tough) | |
| unforgiving(adjective, person, mean, rough) | |
| authoritarian(adjective, strong, tough, severe) |
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| APA | Smart Define. (2016). obdurate thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/obdurate/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "obdurate thesaurus" https://smartdefine.org/obdurate/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, obdurate thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/obdurate/thesaurus/synonyms>. |
| MLA | Smart Define. "obdurate thesaurus" 23 March 2016. Web. 26 September 2026. <https://smartdefine.org/obdurate/thesaurus/synonyms> |