Impossible and Insupportable

Impossible

Impossible adjective - Incapable of being solved or accomplished.

Insupportable is a synonym for impossible in intolerable topic. In some cases you can use "Insupportable" instead an adjective "Impossible", when it comes to topics like pain.

Nearby Words: impossibility, impossibly

Insupportable

Insupportable adjective - More than can be put up with.

Impossible is a synonym for insupportable in intolerable topic. You can use "Impossible" instead an adjective "Insupportable", if it concerns topics such as unbearable, pain.
Cite this Source
Insupportable and Impossible. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/impossible/insupportable
Impossible & Insupportable. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/impossible/insupportable>.
Insupportable or Impossible. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/impossible/insupportable.
Google Ngram Viewer shows how "impossible" and "insupportable" have occurred on timeline