Unanswerable and Unfathomable

Unanswerable

Unanswerable adjective - Not capable of being challenged or proved wrong.

Unfathomable and unanswerable are semantically related. In some cases you can use "Unfathomable" instead an adjective "Unanswerable".

Nearby Word: unanswered

Unfathomable

Unfathomable adjective - Impossible to understand.
Usage example: for some unfathomable reason the family decided to venture out into the blizzard

Unanswerable and unfathomable are semantically related. Sometimes you can use "Unanswerable" instead an adjective "Unfathomable".
Cite this Source
Unfathomable and Unanswerable. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/unanswerable/unfathomable
Unanswerable & Unfathomable. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/unanswerable/unfathomable>.
Unfathomable or Unanswerable. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/unanswerable/unfathomable.
Google Ngram Viewer shows how "unanswerable" and "unfathomable" have occurred on timeline