Strictly confidential
Unofficial and strictly confidential are semantically related. In some cases you can use "Unofficial" instead an adjective phrase "Strictly confidential".
Unofficial
Unofficial adjective - Not having official authority or sanction.
Strictly confidential and unofficial are semantically related. You can use "Strictly confidential" instead an adjective "Unofficial".
Nearby Word: unofficially
Mutual synonyms
Cite this Source
Unofficial and Strictly confidential. (2017). Retrieved 2026, August 03, from https://thesaurus.plus/related/strictly_confidential/unofficial
Strictly confidential & Unofficial. N.p., 2017. Web. 03 Aug. 2026. <https://thesaurus.plus/related/strictly_confidential/unofficial>.
Unofficial or Strictly confidential. 2017. Accessed August 03, 2026. https://thesaurus.plus/related/strictly_confidential/unofficial.
Google Ngram Viewer shows how "strictly confidential" and "unofficial" have occurred on timeline