Insoluble
Insoluble adjective - Incapable of being solved or accomplished.
Unknown and insoluble are semantically related. In some cases you can use "Unknown" instead an adjective "Insoluble".
Nearby Word: insolubility
Unknown
Unknown adjective - Happening or existing without one's knowledge.
Insoluble and unknown are semantically related. Sometimes you can use "Insoluble" instead an adjective "Unknown".
Nearby Words: unknowable, unknowing
Mutual synonyms
Related pairs
- obscure and insoluble
- obscure and unknown
- recondite and insoluble
- recondite and unknown
- dark and insoluble
- dark and unknown
- concealed and insoluble
- concealed and unknown
- hidden and insoluble
- hidden and unknown
- indeterminate and insoluble
- indeterminate and unknown
- mysterious and insoluble
- mysterious and unknown
Cite this Source
Unknown and Insoluble. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/insoluble/unknown
Insoluble & Unknown. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/insoluble/unknown>.
Unknown or Insoluble. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/insoluble/unknown.
Google Ngram Viewer shows how "insoluble" and "unknown" have occurred on timeline