Improbable and Unconceivable

Improbable

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

Unconceivable and improbable are semantically related in likely topic. In some cases you can use "Unconceivable" instead an adjective "Improbable".

Nearby Words: improbability, improbably

Unconceivable

Unconceivable adjective - Too extraordinary or improbable to believe.

Improbable and unconceivable are semantically related in likely topic. You can use "Improbable" instead an adjective "Unconceivable".
Cite this Source
Unconceivable and Improbable. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/improbable/unconceivable
Improbable & Unconceivable. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/improbable/unconceivable>.
Unconceivable or Improbable. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/improbable/unconceivable.
Google Ngram Viewer shows how "improbable" and "unconceivable" have occurred on timeline