Bollix up
Bollix up verb - To make or do (something) in a clumsy or unskillful way.
Usage example: you've bollixed up the whole thing
Foul up
Foul up verb - To make or do (something) in a clumsy or unskillful way.
Usage example: tried not to foul up the football play
Mutual synonyms
Cite this Source
Foul up and Bollix up. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/bollix_up/foul_up
Bollix up & Foul up. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/bollix_up/foul_up>.
Foul up or Bollix up. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/bollix_up/foul_up.
Google Ngram Viewer shows how "bollix up" and "foul up" have occurred on timeline