Underground
Underground adjective - Undertaken or done so as to escape being observed or known by others.
Up above and underground are semantically related. In some cases you can use "Up above" instead an adjective "Underground".
Up above
Underground and up above are semantically related. Sometimes you can use "Underground" instead an adjective phrase "Up above".
Mutual synonyms
Cite this Source
Up above and Underground. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/underground/up_above
Underground & Up above. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/underground/up_above>.
Up above or Underground. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/underground/up_above.
Google Ngram Viewer shows how "underground" and "up above" have occurred on timeline