Act up
Act up verb - To engage in attention-getting playful or boisterous behavior.
Usage example: you should have seen the boys acting up when they put on their aprons
Monkey
Monkey verb - Do random, unplanned work or activities or spend time idly.
Mutual synonyms
Cite this Source
Monkey and Act up. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/act_up/monkey
Act up & Monkey. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/act_up/monkey>.
Monkey or Act up. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/act_up/monkey.
Google Ngram Viewer shows how "act up" and "monkey" have occurred on timeline