Functioning
Functioning noun - Process or manner of functioning or operating.
Maintenance and functioning are semantically related. In some cases you can use "Maintenance" instead a noun "Functioning".
Maintenance
Maintenance noun - The act or activity of keeping something in an existing and usually satisfactory condition.
Functioning and maintenance are semantically related. Sometimes you can use "Functioning" instead a noun "Maintenance".
Cite this Source
Maintenance and Functioning. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/functioning/maintenance
Functioning & Maintenance. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/functioning/maintenance>.
Maintenance or Functioning. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/functioning/maintenance.
Google Ngram Viewer shows how "functioning" and "maintenance" have occurred on timeline