198 entries under adjective topic. ×
| enigmatic(hard, obscure, uncertain, vague) | |
| indistinct(dull, soft, obscure, flat) | |
| shadowy(dull, soft, obscure, flat) | |
| arcane | |
| clouded(dull, obscure, dark, gloomy) | |
| dense(dull, set, solid, dark) | |
| dusky(dull, soft, obscure, flat) | |
| gloomy(dull, flat, dark, dirty) | |
| obtuse(hard, slow) | |
| tenebrous(dull, hard, obscure, difficult) | |
| unfathomable | |
| abstruse(hard, obscure, difficult, uncertain) | |
| filmy(muddy, covered, clouded, blurry) | |
| obfuscated(obscure, muddy, clouded) | |
| perplexing(hard, obscure, difficult, unfathomable) | |
| uncertain(hard, obscure, difficult, vague) | |
| ambiguous(obscure, uncertain, vague, unclear) | |
| amorphous | |
| blurry | |
| dusk(noun, dull, dark, gloomy) |
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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> |