Act up
Act up verb - To behave badly.
Usage example: the two-year-old was acting up in church so much that her dad had to take her outside
Rebel
Mutual synonyms
Cite this Source
Rebel and Act up. (2016). Retrieved 2026, August 12, from https://thesaurus.plus/related/act_up/rebel
Act up & Rebel. N.p., 2016. Web. 12 Aug. 2026. <https://thesaurus.plus/related/act_up/rebel>.
Rebel or Act up. 2016. Accessed August 12, 2026. https://thesaurus.plus/related/act_up/rebel.
Google Ngram Viewer shows how "act up" and "rebel" have occurred on timeline