Unknown
Unknown adjective - Happening or existing without one's knowledge.
Unfathomable and unknown are semantically related. In some cases you can use "Unfathomable" instead an adjective "Unknown".
Nearby Words: unknowable, unknowing
Unfathomable
Unfathomable adjective - Being or seeming to be without limits.
Unknown and unfathomable are semantically related. Sometimes you can use "Unknown" instead an adjective "Unfathomable".
Mutual synonyms
Related pairs
- obscure and unknown
- obscure and unfathomable
- unclear and unknown
- unclear and unfathomable
- recondite and unknown
- recondite and unfathomable
- dark and unknown
- dark and unfathomable
- secret and unknown
- secret and unfathomable
- vague and unknown
- vague and unfathomable
- concealed and unknown
- concealed and unfathomable
Cite this Source
Unfathomable and Unknown. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/unknown/unfathomable
Unknown & Unfathomable. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/unknown/unfathomable>.
Unfathomable or Unknown. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/unknown/unfathomable.
Google Ngram Viewer shows how "unknown" and "unfathomable" have occurred on timeline