- Definitions|2
- Thesaurus|561
- Abbreviations|0
67 entries under firm topic. ×
| fixed(adjective, mean, hard, tough) | |
| insubordinate(adjective, tough, unreasonable, grim) | |
| intent(adjective, determined, usual, regular) | |
| inveterate(adjective, determined, usual, regular) | |
| ironclad(adjective, determined, usual, regular) | |
| merciless(adjective, determined, resolute, persistent) | |
| ornery(adjective, tough, unreasonable, grim) | |
| persistent(adjective, tough, deliberate, determined) | |
| prearranged(adjective, determined, usual, regular) | |
| predetermined(adjective, determined, usual, regular) | |
| prescribed(adjective, determined, usual, regular) | |
| rebellious(adjective, tough, unreasonable, grim) | |
| regular(adjective, determined, usual, planned) | |
| rooted(adjective, determined, usual, regular) | |
| scheduled(adjective, determined, usual, regular) | |
| settled(adjective, determined, usual, regular) | |
| single-minded(adjective, tough, determined, unreasonable) | |
| specified(adjective, determined, usual, regular) | |
| stated(adjective, determined, usual, regular) | |
| steady(adjective, set, persistent, sure) |
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| APA | Smart Define. (2015). stiff-necked thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/stiff-necked/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "stiff-necked thesaurus" https://smartdefine.org/stiff-necked/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, stiff-necked thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/stiff-necked/thesaurus/synonyms>. |
| MLA | Smart Define. "stiff-necked thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/stiff-necked/thesaurus/synonyms> |