Obstruction
Obstruction noun - Something that makes movement or progress difficult.
Plug and obstruction are semantically related. In some cases you can use "Plug" instead a noun "Obstruction".
Plug
Plug noun - Blockage consisting of an object designed to fill a hole tightly.
Obstruction and plug are semantically related. Sometimes you can use "Obstruction" instead a noun "Plug".
How words are described
Cite this Source
Plug and Obstruction. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/obstruction/plug
Obstruction & Plug. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/obstruction/plug>.
Plug or Obstruction. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/obstruction/plug.
Google Ngram Viewer shows how "obstruction" and "plug" have occurred on timeline