Keep up
Keep up verb - To continue to operate or to meet one's needs.
Prolonge
Prolonge noun - A rope fitted with a hook and used for towing a gun carriage.
Show all Definitions
Synonyms for Prolonge
Mutual synonyms
Cite this Source
Prolonge and Keep up. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/keep_up/prolonge
Keep up & Prolonge. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/keep_up/prolonge>.
Prolonge or Keep up. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/keep_up/prolonge.
Google Ngram Viewer shows how "keep up" and "prolonge" have occurred on timeline