Keep
Keep verb - To mark with an appropriate practice, rite, or ceremony.
Using up
Using up noun - The act of consuming something.
Both terms in one sentence
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Ryoma turns this around on him by forcing him to keep his knees bent during the whole game, using up twice as much endurance, instead.
Source: Manga / The Prince of Tennis -
Using up some of her power to keep his soul from moving on and reconnecting to his body.
Source: Light Novel / Reaper - Older children will know they're in danger and panic, using up valuable energy as they try to find their way out and keep moving so rescuers can't find them.
Source: Too Dumb to Fool
Cite this Source
Using up and Keep. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/keep/using_up
Keep & Using up. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/keep/using_up>.
Using up or Keep. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/keep/using_up.
Google Ngram Viewer shows how "keep" and "using up" have occurred on timeline