Underground and Underhanded

Underground

Underground adjective - Undertaken or done so as to escape being observed or known by others.
Usage example: an underground operation to smuggle ancient artifacts out of the country

Underhanded and underground are semantically related. In some cases you can use "Underhanded" instead the word "Underground" as an adjective or an adverb.

Underhanded

Underhanded adjective - Undertaken or done so as to escape being observed or known by others.
Usage example: an underhanded attempt at infiltrating the other party's headquarters

Underground and underhanded are semantically related. Sometimes you can use "Underground" instead the word "Underhanded" as an adjective or an adverb.

Nearby Word: underhand
Cite this Source
Underhanded and Underground. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/underground/underhanded
Underground & Underhanded. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/underground/underhanded>.
Underhanded or Underground. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/underground/underhanded.
Google Ngram Viewer shows how "underground" and "underhanded" have occurred on timeline