Mysterious
Mysterious adjective - Being beyond one's powers to know, understand, or explain.
Unattested and mysterious are semantically related. In some cases you can use "Unattested" instead an adjective "Mysterious".
Nearby Words: mystery, mysteriously
Unattested
Mysterious and unattested are semantically related. Sometimes you can use "Mysterious" instead an adjective "Unattested".
Cite this Source
Unattested and Mysterious. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/mysterious/unattested
Mysterious & Unattested. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/mysterious/unattested>.
Unattested or Mysterious. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/mysterious/unattested.
Google Ngram Viewer shows how "mysterious" and "unattested" have occurred on timeline