Keep up
Keep up verb - To continue to operate or to meet one's needs.
Run
Both terms in one sentence
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He can't keep up with the rest of the ponies on foot as they run and later gets stuck in the bog, requiring Twilight to run back to save him.
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The youngest son set out the next day, and the girls had to run to keep up with him.
Source: Literature / The Golden Goose -
Much later, Colonel Makepeace reflects that he rents half a mile of stream, but can no longer run fast enough to keep up with it.
Source: Discworld / Snuff
Cite this Source
Run and Keep up. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/keep_up/run
Keep up & Run. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/keep_up/run>.
Run or Keep up. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/keep_up/run.
Google Ngram Viewer shows how "keep up" and "run" have occurred on timeline