- Definitions|2
- Thesaurus|1.3k
- Abbreviations|0
497 entries under adjective topic. ×
| dour(close, hard, tough, severe) | |
| granitic | |
| hardhearted(hard, attitude, careless, cold) | |
| resistant(hard, determined, resolute, unfeeling) | |
| ruthless(mean, hard, tough, severe) | |
| bigoted(determined, resolute, obstinate, uncompromising) | |
| brassbound(resist, determined, resolute, persistent) | |
| bull-headed(determined, resolute, obstinate, stubborn) | |
| bullheaded(strong, hard, tough, deliberate) | |
| die-hard(resist, determined, resolute, persistent) | |
| dogmatic(determined, fixed, hateful, rigid) | |
| hanging tough(determined, resolute, stubborn, uncompromising) | |
| impenitent(hard, tough, harsh, careless) | |
| insensitive(mean, hard, cool, tough) | |
| persevering(strong, tough, flat, firm) | |
| pig-headed(determined, resolute, obstinate, stubborn) | |
| self-willed(tough, firm, difficult, determined) | |
| thick-skinned(hard, tough, severe, harsh) | |
| unemotional(mean, hard, cool, tough) | |
| unswerving(strong, tough, firm, determined) |
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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> |