Obstruction
Obstruction noun - Something that makes movement or progress difficult.
Security and obstruction are semantically related. In some cases you can use "Security" instead a noun "Obstruction".
Security
Security noun - Means or method of defending.
Obstruction and security are semantically related. Sometimes you can use "Obstruction" instead a noun "Security".
Mutual synonyms
How words are described
| effective | effective obstruction | effective security |
Cite this Source
Security and Obstruction. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/obstruction/security
Obstruction & Security. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/obstruction/security>.
Security or Obstruction. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/obstruction/security.
Google Ngram Viewer shows how "obstruction" and "security" have occurred on timeline