80 entries under tough topic. ×
| condensed(verb, adjective, set, strong, hard) | |
| compact(adjective, set, strong, hard) | |
| compressed(verb, adjective, set, hard) | |
| solid(adjective, set, hard, complete) | |
| thick(adjective, set, strong, hard) | |
| potent(adjective, strong, hard, intense) | |
| dense(adjective, set, strong, hard) | |
| strong(adjective, set, strong, hard) | |
| hard(adjective, set, strong, great) | |
| heavy(adjective, set, strong, hard) | |
| close(adjective, set, strong, hard) | |
| full-bodied(adjective, strong, hard, fit) | |
| stiff(adjective, set, strong, hard) | |
| concrete(adjective, set, hard, solid) | |
| forceful(adjective, strong, great, severe) | |
| impenetrable(adjective, set, hard, firm) | |
| impermeable(adjective, set, hard, firm) | |
| inelastic(adjective, hard, solid, rigid) | |
| inflexible(adjective, set, strong, hard) | |
| lusty(adjective, strong, fit, healthy) |
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| APA | Smart Define. (2015). concentrated thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/concentrated/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "concentrated thesaurus" https://smartdefine.org/concentrated/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, concentrated thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/concentrated/thesaurus/synonyms>. |
| MLA | Smart Define. "concentrated thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/concentrated/thesaurus/synonyms> |