- Definitions|2
- Thesaurus|2.4k
- Abbreviations|0
72 entries under firm topic. ×
| hard(adjective, mean, cool, tough, severe) | |
| callous(adjective, person, mean, hard, cool) | |
| flinty(adjective, rigid, stern, unyielding) | |
| tough(adjective, mean, hard, cool, severe) | |
| inflexible(adjective, person, hard, solid) | |
| stiff(adjective, hard, careless, indifferent) | |
| rocky(adjective, harsh, coarse, irregular) | |
| steely(adjective, hard, solid, hostile) | |
| adamantine(adjective, stiff, rigid, stubborn) | |
| hardened(adjective, person, hard, tough, severe) | |
| unbending(adjective, hard, solid, careless) | |
| rigid(adjective, set, hard, solid) | |
| unyielding(adjective, mean, hard, harsh) | |
| rocklike(adjective, stiff, rigid) | |
| impenetrable(adjective, hard, stiff, unfeeling) | |
| unbreakable(adjective, stiff, rigid, unyielding) | |
| indestructible(adjective, rigid, unyielding, steely) | |
| rock-hard(adjective, rigid, unyielding, steely) | |
| solid(adjective, hard, stiff, rigid) | |
| dense(adjective, set, strong, hard) |
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| APA | Smart Define. (2016). stony thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/stony/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "stony thesaurus" https://smartdefine.org/stony/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, stony thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/stony/thesaurus/synonyms>. |
| MLA | Smart Define. "stony thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/stony/thesaurus/synonyms> |