Closure
Closure noun - The stopping of a process or activity.
Usage example: after the closure of the region's last copper mine, the population simply withered away
Extension
Extension noun - The act of making longer.
How words are described
Cite this Source
Extension and Closure. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/closure/extension
Closure & Extension. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/closure/extension>.
Extension or Closure. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/closure/extension.
Google Ngram Viewer shows how "closure" and "extension" have occurred on timeline