Hazard
Hazard noun - Something that may cause injury or harm.
Obstruction and hazard are semantically related In some cases you can use "Obstruction" instead a noun "Hazard".
Obstruction
Obstruction noun - Something that makes movement or progress difficult.
Usage example: an obstruction in the drain has the water all backed up
Hazard and obstruction are semantically related in obstacle topic. Sometimes you can use "Hazard" instead a noun "Obstruction".
Mutual synonyms
How words are described
Cite this Source
Obstruction and Hazard. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/hazard/obstruction
Hazard & Obstruction. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/hazard/obstruction>.
Obstruction or Hazard. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/hazard/obstruction.
Google Ngram Viewer shows how "hazard" and "obstruction" have occurred on timeline