69 entries under compact topic. ×
| sturdy(adjective, strong, hard, tough, solid) | |
| tight(adjective, strong, hard, full, substantial) | |
| tough(adjective, set, strong, hard, firm) | |
| adamantine(adjective, set, strong, hard, firm) | |
| brick wall(expression, adjective, strong, hard, substantial) | |
| circumscribed(verb, adjective, solid, dense) | |
| confined(verb, adjective, solid, dense) | |
| confining(adjective, solid, dense) | |
| dimensional(adjective, strong, hard, substantial) | |
| frozen(adjective, hard, dense, rock-hard) | |
| hard-handed(adjective, set, strong, hard) | |
| hard as nails(expression, adjective, idiom, set, strong) | |
| hulk(adjective, strong, hard, substantial) | |
| hunk(adjective, strong, hard, substantial) | |
| indurate(adjective, set, strong, hard, firm) | |
| indurated(adjective, set, strong, hard, firm) | |
| iron(adjective, set, strong, hard, firm) | |
| material(adjective, strong, hard, substantial) | |
| narrow(adjective, solid, dense) | |
| physical(adjective, strong, hard, substantial) |
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| APA | Smart Define. (2015). concentrated thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/concentrated/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "concentrated thesaurus" https://smartdefine.org/concentrated/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, concentrated thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/concentrated/thesaurus/synonyms>. |
| MLA | Smart Define. "concentrated thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/concentrated/thesaurus/synonyms> |