44 entries under heavy topic. ×
| impenetrable(adjective, set, solid, deep) | |
| turbid(adjective, dull, set, obscure, flat) | |
| dense(adjective, dull, set, solid, dark) | |
| deep(adjective, set, solid, doubtful) | |
| close(adjective, set, solid, deep) | |
| solid(adjective, set, deep, stiff) | |
| caked(adjective, dull, set, flat, solid) | |
| clabbered(adjective, set, solid, deep) | |
| clotted(adjective, set, solid, deep) | |
| coagulated(adjective, set, solid, deep) | |
| compact(adjective, set, solid, deep) | |
| compressed(adjective, set, solid, deep) | |
| concentrated(adjective, set, solid, deep) | |
| concrete(adjective, set, solid, deep) | |
| condensed(adjective, set, solid, deep) | |
| congealed(adjective, set, solid, deep) | |
| consolidated(adjective, set, solid, deep) | |
| crowded(adjective, set, solid, deep) | |
| curdled(adjective, set, solid, deep) | |
| firm(adjective, set, solid, deep) |
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| APA | Smart Define. (2016). opaque thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/opaque/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "opaque thesaurus" https://smartdefine.org/opaque/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, opaque thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/opaque/thesaurus/synonyms>. |
| MLA | Smart Define. "opaque thesaurus" 29 February 2016. Web. 24 September 2026. <https://smartdefine.org/opaque/thesaurus/synonyms> |