Improbable and Nonviable

Improbable

Improbable adjective - Not likely to be true or to occur.

Nonviable and improbable are semantically related In some cases you can use "Nonviable" instead an adjective "Improbable".

Nearby Words: improbability, improbably

Nonviable

Nonviable adjective - Not capable of living or developing successfully.

Improbable and nonviable are semantically related in impracticable topic. You can use "Improbable" instead an adjective "Nonviable", if it concerns topics such as unrealistic.
Cite this Source
Nonviable and Improbable. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/improbable/nonviable
Improbable & Nonviable. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/improbable/nonviable>.
Nonviable or Improbable. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/improbable/nonviable.
Google Ngram Viewer shows how "improbable" and "nonviable" have occurred on timeline