Functioning
Functioning adjective - Being in effective operation.
Run
Run verb - To go at a pace faster than a walk.
Functioning is a synonym for run. Sometimes you can replace term "Functioning" with "Run", this verbs are similar.
Nearby Word: running
Both words in one sentence
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Who knows how many, if any, survivors there were on the ships where the life support was barely functioning, and the crew had to watch their emergency power run lower... and lower.
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An episode of The Big Bang Theory had the characters try to get a crashed Mars Rover functioning again, but when it wouldn't work, they moved to plan B; erase all the data and run away.
Source: Time for Plan B - The trope is discussed in this article on Rational Wiki which sets out to prove that dictatorships are inherently inferior to functioning democracies and will always collapse in the long run.
Source: Dystopia Is Hard
Cite this Source
Run and Functioning. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/functioning/run
Functioning & Run. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/functioning/run>.
Run or Functioning. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/functioning/run.
Google Ngram Viewer shows how "functioning" and "run" have occurred on timeline