Err
Louse up
Louse up verb - To make a mistake.
Usage example: everything is riding on this project, so we can't afford to louse up
Mutual synonyms
Cite this Source
Louse up and Err. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/err/louse_up
Err & Louse up. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/err/louse_up>.
Louse up or Err. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/err/louse_up.
Google Ngram Viewer shows how "err" and "louse up" have occurred on timeline