- Definitions|2
- Thesaurus|1.3k
- Abbreviations|0
497 entries under adjective topic. ×
| recalcitrant(tough, firm, difficult, violent) | |
| rocky(difficult, troubled, inflexible, unyielding) | |
| single-minded(tough, firm, harsh, cruel) | |
| stonyhearted | |
| stringent(tough, severe, harsh, cruel) | |
| unchangeable(strong, hard, definite, inflexible) | |
| unresponsive(person, mean, hard, cool) | |
| unsparing(close, strong, hard, tough) | |
| brutal(mean, hard, tough, severe) | |
| cold-hearted(hard, tough, severe, attitude) | |
| coldhearted(hard, cold, indifferent, detached) | |
| demanding | |
| frigid(mean, hard, cool, harsh) | |
| icy(mean, hard, cool, tough) | |
| incorrigible | |
| insensate(hard, tough, severe, careless) | |
| mean(hard, cool, harsh, unpleasant) | |
| narrow(hateful, impatient, prejudiced, fanatical) | |
| rocklike | |
| stony-hearted(cold, cruel, unfeeling, unsympathetic) |
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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> |