Underground and Under-the-counter

Underground

Underground adjective - Undertaken or done so as to escape being observed or known by others.

Under-the-counter and underground are semantically related In some cases you can use "Under-the-counter" instead an adjective "Underground".

Under-the-counter

Under-the-counter adjective - Done or sold illicitly and secretly;.

Underground and under-the-counter are semantically related in secret topic. You can use "Underground" instead an adjective phrase "Under-the-counter".
Cite this Source
Under-the-counter and Underground. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/underground/under-the-counter
Underground & Under-the-counter. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/underground/under-the-counter>.
Under-the-counter or Underground. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/underground/under-the-counter.