Unconceivable and Unimaginable

Unconceivable

Unconceivable adjective - Too extraordinary or improbable to believe.
Usage example: it's unconceivable that a once-promising actor could end up this way

Unimaginable and unconceivable are semantically related. In some cases you can use "Unimaginable" instead an adjective "Unconceivable".

Unimaginable

Unimaginable adjective - Too extraordinary or improbable to believe.
Usage example: a nearly unimaginable string of coincidences

Unconceivable and unimaginable are semantically related. You can use "Unconceivable" instead an adjective "Unimaginable".

Cite this Source
Unimaginable and Unconceivable. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/unconceivable/unimaginable
Unconceivable & Unimaginable. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/unconceivable/unimaginable>.
Unimaginable or Unconceivable. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/unconceivable/unimaginable.
Google Ngram Viewer shows how "unconceivable" and "unimaginable" have occurred on timeline