Deep
Deep adjective - Being beyond one's powers to know, understand, or explain.
Usage example: a deep, dark secret that he took to his grave
Unanswerable and deep are semantically related. In some cases you can use "Unanswerable" instead an adjective "Deep".
Unanswerable
Unanswerable adjective - Not capable of being challenged or proved wrong.
Deep and unanswerable are semantically related. Sometimes you can use "Deep" instead an adjective "Unanswerable".
Nearby Word: unanswered
Mutual synonyms
Cite this Source
Unanswerable and Deep. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/deep/unanswerable
Deep & Unanswerable. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/deep/unanswerable>.
Unanswerable or Deep. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/deep/unanswerable.
Google Ngram Viewer shows how "deep" and "unanswerable" have occurred on timeline