Closed up
Holding fast and closed up are semantically related. In some cases you can use "Holding fast" instead a verb "Closed up".
Holding fast
Closed up and holding fast are semantically related. Sometimes you can use "Closed up" instead a verb phrase "Holding fast".
Cite this Source
Holding fast and Closed up. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/closed_up/holding_fast
Closed up & Holding fast. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/closed_up/holding_fast>.
Holding fast or Closed up. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/closed_up/holding_fast.
Google Ngram Viewer shows how "closed up" and "holding fast" have occurred on timeline