Cipher
Unknown
Unknown noun - An unknown and unexplored region.
Cipher and unknown are semantically related. Sometimes you can use "Cipher" instead a noun "Unknown".
Nearby Words: unknowable, unknowing
Mutual synonyms
Both words in one sentence
- The four Cipher Admins seem to get away scott free, however; they later appear as opponents in the Deep Under, and what ultimately happens to them is unknown.
Source: Karma Houdini / Video Games
Cite this Source
Unknown and Cipher. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/cipher/unknown
Cipher & Unknown. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/cipher/unknown>.
Unknown or Cipher. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/cipher/unknown.
Google Ngram Viewer shows how "cipher" and "unknown" have occurred on timeline