Functional and Insolvable

Functional

Functional adjective - Being in effective operation.

Insolvable is an antonym for functional.

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

Functional is an antonym for insolvable.
Cite this Source
Insolvable and Functional. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/functional/insolvable
Functional & Insolvable. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/functional/insolvable>.
Insolvable or Functional. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/functional/insolvable.
Google Ngram Viewer shows how "functional" and "insolvable" have occurred on timeline