38 entries under strong topic. ×
| hard as nails(expression, adjective, idiom, set) | |
| hefty(adjective, hard, substantial, compact) | |
| hulk(adjective, hard, substantial, compact) | |
| hunk(adjective, hard, substantial, compact) | |
| indurated(adjective, set, hard, firm) | |
| inflexible(adjective, set, hard, firm) | |
| iron(adjective, set, hard, firm) | |
| material(adjective, hard, substantial, compact) | |
| physical(adjective, hard, substantial, compact) | |
| rigid(adjective, set, hard, firm) | |
| rock(adjective, hard, substantial, compact) | |
| rocky(adjective, set, hard, firm) | |
| rooted(adjective, hard, substantial, compact) | |
| secure(adjective, hard, substantial, compact) | |
| stable(adjective, hard, substantial, compact) | |
| stony(adjective, set, hard, firm) | |
| sturdy(adjective, hard, substantial, compact) | |
| unshakable(adjective, hard, substantial, compact) |
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| APA | Smart Define. (2015). consolidated thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/consolidated/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "consolidated thesaurus" https://smartdefine.org/consolidated/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, consolidated thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/consolidated/thesaurus/synonyms>. |
| MLA | Smart Define. "consolidated thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/consolidated/thesaurus/synonyms> |