76 entries under obscure topic. ×
| shadowy(adjective, dull, soft, flat) | |
| clouded(adjective, dull, dark, gloomy) | |
| dusky(adjective, dull, soft, flat) | |
| tenebrous(adjective, dull, hard, difficult) | |
| abstruse(adjective, hard, difficult, uncertain) | |
| obfuscated(adjective, muddy, clouded) | |
| perplexing(adjective, hard, difficult, unfathomable) | |
| uncertain(adjective, hard, difficult, vague) | |
| ambiguous(adjective, uncertain, vague, unclear) | |
| amorphous | |
| equivocal(adjective, hard, difficult, uncertain) | |
| faint(adjective, dull, dark, gloomy) | |
| fuzzy(adjective, dull, flat, dark) | |
| indefinite(dull, gloomy, uncertain, dim) | |
| puzzling(adjective, uncertain, vague, indefinite) | |
| somber(adjective, dull, soft, flat) | |
| drab(adjective, dull, soft, flat) | |
| blind(adjective, soft, flat, dark) | |
| indeterminate(adjective, uncertain, vague, unclear) | |
| shapeless |
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| APA | Smart Define. (2016). opaque thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/opaque/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "opaque thesaurus" https://smartdefine.org/opaque/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, opaque thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/opaque/thesaurus/synonyms>. |
| MLA | Smart Define. "opaque thesaurus" 29 February 2016. Web. 27 September 2026. <https://smartdefine.org/opaque/thesaurus/synonyms> |