Check
Obstruction
Obstruction noun - Something that makes movement or progress difficult.
Usage example: an obstruction in the drain has the water all backed up
Check is a synonym for obstruction in obstacle topic. You can use "Check" instead a noun "Obstruction", if it concerns topics such as thing, hindrance, stop, stay.
Mutual synonyms
Related pairs
Cite this Source
Obstruction and Check. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/check/obstruction
Check & Obstruction. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/check/obstruction>.
Obstruction or Check. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/check/obstruction.
Google Ngram Viewer shows how "check" and "obstruction" have occurred on timeline