Drain
Drain verb - Flow off gradually.
Usage example: The rain water drains into this big vat
Run out
Run out verb - Flow off gradually.
Mutual synonyms
Both terms in one sentence
-
Iron Man's power source, the arc reactor, will run out of power if the power drain from the suit outstrips the power output of the reactor for too long.
Source: Bottomless Magazines -
Balanced form however will drain the EP of Ami and Minako when in these forms and if they run out, they will revert back to normal form.
- Even if the psychological tricks don't scare you, let that sanity bar run out and your vitality will quickly go down the drain.
Source: Psychological Horror
Cite this Source
Run out and Drain. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/drain/run_out
Drain & Run out. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/drain/run_out>.
Run out or Drain. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/drain/run_out.
Google Ngram Viewer shows how "drain" and "run out" have occurred on timeline