- Definitions|2
- Thesaurus|1.4k
- Abbreviations|0
76 entries under firm topic. ×
| stubborn(adjective, obstinate, characteristic, quality, stubbornness) | |
| refractory(adjective, control, order, tough, difficulty) | |
| obstinate(adjective, control, order, strong, hard) | |
| recalcitrant(adjective, control, order, tough) | |
| inflexible(adjective, strong, hard, tough, rough) | |
| headstrong(adjective, strong, hard, tough, rough) | |
| unyielding(adjective, appearance, hard, tough, rough) | |
| adamant(adjective, hard, tough, determined) | |
| contumacious(adjective, tough, determined, negative) | |
| obdurate(adjective, tough, difficult, violent) | |
| dogged(adjective, appearance, tough, terrible) | |
| insubordinate(adjective, tough, negative, hostile) | |
| perverse(adjective, mean, tough, difficulty) | |
| rebellious(adjective, tough, negative, hostile) | |
| rigid(adjective, tough, persistent, obstinate) | |
| uncompromising(adjective, hard, tough, rough) | |
| immovable(adjective, hard, difficult, determined) | |
| mulish(adjective, tough, difficult, indifferent) | |
| unbending(adjective, hard, tough, rough) | |
| pigheaded(adjective, tough, deliberate, determined) |
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| APA | Smart Define. (2015). intractable thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/intractable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "intractable thesaurus" https://smartdefine.org/intractable/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, intractable thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/intractable/thesaurus/synonyms>. |
| MLA | Smart Define. "intractable thesaurus" 24 June 2015. Web. 23 September 2026. <https://smartdefine.org/intractable/thesaurus/synonyms> |