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
Trip
Trip verb - To make a mistake.
Usage example: the press has had it in for the new governor, and they are just waiting for her to trip
Cite this Source
Trip and Louse up. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/louse_up/trip
Louse up & Trip. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/louse_up/trip>.
Trip or Louse up. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/louse_up/trip.
Google Ngram Viewer shows how "louse up" and "trip" have occurred on timeline