Synonym: carry on. Similar words: actual, actually, manufacturer, manufacturing, let up, get up, set up, eat up. Meaning: v. 1. misbehave badly; act in a silly or improper way 2. make itself felt as a recurring pain.
31) Jack always used to act up when his mother wouldn't let him watch TV.
32) Have you noticed around spring men start to act up a bit?
More similar words: actual, actually, manufacturer, manufacturing, let up, get up, set up, eat up, cut up, put up, sit up, start up, built up, light up, shoot up, picture, lecture, put up with, structure, meet up with, structural, conjecture, intellectual, architecture, intellectually, infrastructure, fact, act on, enact, act out.