Back up and Foul

Back up

Back up verb - Become or cause to become obstructed.
Usage example: The water pipe is backed up

Foul is a synonym for back up. In some cases you can use "Foul" instead a verb "Back up".

Foul

Foul verb - Become or cause to become obstructed.

Back up is a synonym for foul. Sometimes you can use "Back up" instead a verb "Foul".

Nearby Words: foulness, fouled, foully, fouling

Mutual synonyms

Both terms in one sentence

  • The Worst Seat in the House Funny enough, a foul ball is actually hit into their original seats while Rocko and Heffer are making their climb back up to the top of the lighting rig, before falling back down toward the field of play...
Cite this Source
Foul and Back up. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/back_up/foul
Back up & Foul. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/back_up/foul>.
Foul or Back up. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/back_up/foul.
Google Ngram Viewer shows how "back up" and "foul" have occurred on timeline