Open up and Retain
Opposite meaning terms
Open up
Open up verb - Cause to open or to become open.
Retain
Retain verb - To continue to have in one's possession or power.
Cite this Source
Retain and Open up. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/open_up/retain
Open up & Retain. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/open_up/retain>.
Retain or Open up. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/open_up/retain.
Google Ngram Viewer shows how "open up" and "retain" have occurred on timeline