Insolvable and Questionable

Insolvable

Insolvable adjective - Incapable of being solved or accomplished.
Usage example: faced with the perennially insolvable dilemma of having to choose between career and family

Questionable and insolvable are semantically related. In some cases you can use "Questionable" instead an adjective "Insolvable".

Questionable

Questionable adjective - Giving good reason for being doubted, questioned, or challenged.

Insolvable and questionable are semantically related. Sometimes you can use "Insolvable" instead an adjective "Questionable".

Cite this Source
Questionable and Insolvable. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/insolvable/questionable
Insolvable & Questionable. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/insolvable/questionable>.
Questionable or Insolvable. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/insolvable/questionable.
Google Ngram Viewer shows how "insolvable" and "questionable" have occurred on timeline