Insoluble
Insoluble adjective - Incapable of being solved or accomplished.
Usage example: the seemingly insoluble mystery concerning the identity of the people who built these ancient structures
Impossible and insoluble are semantically related In some cases you can use "Impossible" instead an adjective "Insoluble".
Nearby Word: insolubility
Impossible
Impossible adjective - Incapable of being solved or accomplished.
Usage example: fitting everything in my backpack seemed an impossible task
Insoluble and impossible are semantically related in absurd topic. Sometimes you can use "Insoluble" instead an adjective "Impossible".
Nearby Words: impossibility, impossibly
Mutual synonyms
Related pairs
- difficult and insoluble
- difficult and impossible
- wild and insoluble
- wild and impossible
- doubtful and insoluble
- doubtful and impossible
- perverse and insoluble
- perverse and impossible
- unmanageable and insoluble
- unmanageable and impossible
- wayward and insoluble
- wayward and impossible
- paradoxical and insoluble
- paradoxical and impossible
Cite this Source
Impossible and Insoluble. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/insoluble/impossible
Insoluble & Impossible. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/insoluble/impossible>.
Impossible or Insoluble. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/insoluble/impossible.
Google Ngram Viewer shows how "insoluble" and "impossible" have occurred on timeline