Back up and Pass through

Opposite meaning terms

Back up verb - Move backwards from a certain position.

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Pass through is an antonym for back up.

Pass through verb - Make a passage or journey from one place to another.

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Back up is an antonym for pass through in travel topic.

If you fall overboard, you'll pass through the plane, decelerate, then fall back up again and end up floating around like a cork.

Source: Gravity Screw

Cite this Source

Pass through and Back up. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/back_up/pass_through

Back up & Pass through. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/back_up/pass_through>.

Pass through or Back up. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/back_up/pass_through.

Google Ngram Viewer shows how "back up" and "pass through" have occurred on timeline