- Definitions|2
- Thesaurus|330
- Abbreviations|0
98 entries under tough topic. ×
| persevering(adjective, firm, determined, unreasonable) | |
| refractory(adjective, firm, difficult, determined) | |
| unrelenting(adjective, strong, hard, firm) | |
| hard-nosed(adjective, strong, hard, determined) | |
| implacable(adjective, strong, hard, firm) | |
| inexorable(adjective, strong, hard, determined) | |
| inflexible(adjective, strong, hard, firm) | |
| relentless(adjective, strong, hard, determined) | |
| self-willed(firm, difficult, determined, awkward) | |
| unbending(adjective, strong, hard, firm) | |
| uncompromising(adjective, firm, determined, resolute) | |
| firm(adjective, strong, hard, determined) | |
| grim(adjective, strong, hard, firm) | |
| immovable(adjective, strong, hard, difficult) | |
| indomitable(adjective, strong, hard, difficult) | |
| intractable(adjective, firm, indifferent, deliberate) | |
| steadfast(adjective, firm, determined, resolute) | |
| balky(firm, unreasonable, grim, inflexible) | |
| contrary(adjective, difficult, wild, determined) | |
| recalcitrant(adjective, firm, difficult, awkward) |
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| APA | Smart Define. (2015). bullheaded thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/bullheaded/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "bullheaded thesaurus" https://smartdefine.org/bullheaded/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2015, bullheaded thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/bullheaded/thesaurus/synonyms>. |
| MLA | Smart Define. "bullheaded thesaurus" 13 April 2015. Web. 30 September 2026. <https://smartdefine.org/bullheaded/thesaurus/synonyms> |