Profound
Profound adjective - Difficult for one of ordinary knowledge or intelligence to understand.
Secret and profound are semantically related. in intellectual topic. In some cases you can use "Secret" instead an adjective "Profound".
Nearby Words: profoundly, profoundness
Mutual synonyms
Cite this Source
Secret and Profound. (2016). Retrieved 2026, August 08, from https://thesaurus.plus/related/profound/secret
Profound & Secret. N.p., 2016. Web. 08 Aug. 2026. <https://thesaurus.plus/related/profound/secret>.
Secret or Profound. 2016. Accessed August 08, 2026. https://thesaurus.plus/related/profound/secret.
Google Ngram Viewer shows how "profound" and "secret" have occurred on timeline