147 entries under unknown topic. ×
| hermetical(dark, secret, isolated, hidden) | |
| imperceivable(dark, secret, isolated, hidden) | |
| in the dark(expression, idiom, dark, hidden) | |
| incog(strange, secret, hidden, indefinite) | |
| infinite(adjective, great, perfect, extraordinary, superior) | |
| new(adjective, strange, unfamiliar, indefinite) | |
| novel(adjective, new, unfamiliar, untried) | |
| original(excellent, extraordinary, superior, new, fantastic) | |
| out of view(expression, idiom, dark, hidden) | |
| outlandish(adjective, new, unfamiliar, untried) | |
| peculiar(strange, new, untried, inexplicable) | |
| surreptitious(secret, hidden, underground, concealed) | |
| unexposed(adjective, dark, secret, hidden) | |
| unfrequented(adjective, quiet, remote, clandestine) | |
| unsure(adjective, rough, uncertain, unsettled, vague) | |
| wide(adjective, vague, general, unclear) | |
| withheld(dark, secret, hidden, concealed) | |
| backdoor(clandestine, underground, undisclosed, unrevealed) | |
| uncommon(adjective, strange, new, different) | |
| undependable(adjective, vague, general, unclear) |
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| APA | Smart Define. (2016). obscure thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/obscure/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "obscure thesaurus" https://smartdefine.org/obscure/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, obscure thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/obscure/thesaurus/synonyms>. |
| MLA | Smart Define. "obscure thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/obscure/thesaurus/synonyms> |