Adits
Underpasses and adits are semantically related. In some cases you can use "Underpasses" instead a noun "Adits".
Underpasses
Mutual synonyms
Cite this Source
Underpasses and Adits. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/adits/underpasses
Adits & Underpasses. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/adits/underpasses>.
Underpasses or Adits. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/adits/underpasses.
Google Ngram Viewer shows how "adits" and "underpasses" have occurred on timeline