- Definitions|1
- Thesaurus|474
- Abbreviations|0
75 entries under firm topic. ×
| headstrong(adjective, tough, resist, determined) | |
| inflexible(adjective, mean, hard, deliberate) | |
| intractable(adjective, tough, deliberate, determined) | |
| perverse(adjective, mean, hard, tough) | |
| willful(adjective, tough, difficult, resist) | |
| bullheaded(adjective, tough, difficult, resist) | |
| self-willed(adjective, tough, difficult, determined) | |
| pertinacious(adjective, tough, difficult, resist) | |
| opinionated(adjective, tough, determined, resolute) | |
| hardheaded(adjective, tough, resist, determined) | |
| refractory(adjective, tough, difficult, determined) | |
| tenacious(adjective, tough, difficult, resist) | |
| uncompromising(adjective, mean, hard, deliberate) | |
| recalcitrant(adjective, tough, difficult, awkward) | |
| determined(adjective, tough, deliberate, usual) | |
| rigid(adjective, mean, hard, tough) | |
| unrelenting(adjective, mean, hard, tough) | |
| set(adjective, usual, sure, planned) | |
| contumacious(adjective, tough, determined, unreasonable) | |
| balky(tough, unreasonable, grim, inflexible) |
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| APA | Smart Define. (2015). pigheaded thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/pigheaded/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "pigheaded thesaurus" https://smartdefine.org/pigheaded/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, pigheaded thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/pigheaded/thesaurus/synonyms>. |
| MLA | Smart Define. "pigheaded thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/pigheaded/thesaurus/synonyms> |