- Definitions|1
- Thesaurus|474
- Abbreviations|0
75 entries under firm topic. ×
| persevering(adjective, tough, determined, unreasonable) | |
| persistent(adjective, tough, determined, unreasonable) | |
| fixed(adjective, mean, hard, tough) | |
| implacable(adjective, mean, hard, tough) | |
| rebellious(adjective, tough, unreasonable, grim) | |
| steadfast(adjective, tough, determined, usual) | |
| cussed(adjective, tough, unreasonable, grim) | |
| incompliant(adjective, tough, difficult, awkward) | |
| resolved(adjective, deliberate, determined, usual) | |
| single-minded(adjective, tough, determined, resolute) | |
| stiff(adjective, obstinate, stubborn, unbending) | |
| tough(adjective, mean, hard, difficult) | |
| uncompliant(adjective, tough, determined, unreasonable) | |
| unmanageable(adjective, tough, difficult, awkward) | |
| agreed(adjective, determined, usual, regular) | |
| appointed(adjective, determined, usual, regular) | |
| arranged(adjective, determined, usual, regular) | |
| bent(adjective, determined, usual, regular) | |
| cantankerous(tough, difficult, awkward, unreasonable) | |
| certain(adjective, determined, usual, regular) |
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| APA | Smart Define. (2015). pigheaded thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/pigheaded/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "pigheaded thesaurus" https://smartdefine.org/pigheaded/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, pigheaded thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/pigheaded/thesaurus/synonyms>. |
| MLA | Smart Define. "pigheaded thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/pigheaded/thesaurus/synonyms> |