Keep and Keep up

Keep

Keep verb - Allow to remain in a place or position or maintain a property or feature.
Usage example: Our grant has run out and we cannot keep you on

Keep up is a synonym for keep in manage topic. In some cases you can use "Keep up" instead a verb "Keep", when it comes to topics like preserve.

Nearby Words: keeping, keeper

Keep up

Keep up verb - Keep in safety and protect from harm, decay, loss, or destruction.
Usage example: The old lady could not keep up the building

Keep is a synonym for keep up. You can use "Keep" instead a verb "Keep up".
Cite this Source
Keep up and Keep. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/keep/keep_up
Keep & Keep up. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/keep/keep_up>.
Keep up or Keep. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/keep/keep_up.
Google Ngram Viewer shows how "keep" and "keep up" have occurred on timeline