Back up
Back up verb - Move backwards from a certain position.
Take up
Take up verb - To move from a lower to a higher place or position.
Both terms in one sentence
- Ironically, more than a decade later Lyle would take up Neil's place as "Lockon Stratos" in Celestial Being and deconstruct the idea of being a Back Up Twin for him.
Source: Separated at Birth
Cite this Source
Take up and Back up. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/back_up/take_up
Back up & Take up. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/back_up/take_up>.
Take up or Back up. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/back_up/take_up.
Google Ngram Viewer shows how "back up" and "take up" have occurred on timeline