Back up
Back up verb - Move backwards from a certain position.
Carry back and back up are semantically related. In some cases you can use "Carry back" instead a verb "Back up".
Carry back
Carry back verb - Deduct a loss or an unused credit from taxable income for a prior period.
Back up and carry back are semantically related. Sometimes you can use "Back up" instead a verb "Carry back".
Cite this Source
Carry back and Back up. (2016). Retrieved 2026, August 08, from https://thesaurus.plus/related/back_up/carry_back
Back up & Carry back. N.p., 2016. Web. 08 Aug. 2026. <https://thesaurus.plus/related/back_up/carry_back>.
Carry back or Back up. 2016. Accessed August 08, 2026. https://thesaurus.plus/related/back_up/carry_back.
Google Ngram Viewer shows how "back up" and "carry back" have occurred on timeline