- Definitions|1
- Thesaurus|2.1k
- Abbreviations|0
263 entries under tough topic. ×
| stable(adjective, strong, hard, sound, secure) | |
| sound(adjective, strong, hard, strain) | |
| refractory(adjective, hard, strain, rough) | |
| fixed(adjective, mean, strong, hard, sound) | |
| set(adjective, strong, hard, secure) | |
| steady(adjective, strong, sound, secure) | |
| adamantine(adjective, strong, hard, firm) | |
| tight(adjective, close, strong, hard) | |
| dogged(adjective, appearance, mean, strong, hard) | |
| tenacious(adjective, clear, strong, sound) | |
| unshakable(adjective, mean, strong, hard, secure) | |
| intractable(adjective, appearance, hard, rough) | |
| durable(adjective, strong, sound, strain) | |
| pertinacious(adjective, determined, resolute, obstinate) | |
| headstrong(adjective, hard, rough, harsh) | |
| enduring(adjective, strong, sound, strain) | |
| implacable(adjective, appearance, mean, strong, hard) | |
| stout(adjective, strong, sound, strain) | |
| fast(adjective, strong, secure, strain) | |
| robust(adjective, strong, hard, sound) |
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| APA | Smart Define. (2016). unyielding thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/unyielding/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "unyielding thesaurus" https://smartdefine.org/unyielding/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2016, unyielding thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/unyielding/thesaurus/synonyms>. |
| MLA | Smart Define. "unyielding thesaurus" 10 March 2016. Web. 30 September 2026. <https://smartdefine.org/unyielding/thesaurus/synonyms> |