Tic
Complex motor tics are typically more purposeful-appearing and of a longer nature. They may involve a cluster of movements and appear coordinated. Examples of complex motor tics are pulling at clothes, touching people, touching objects, echopraxia (repeating or imitating another person's actions) and copropraxia (involuntarily performing obscene or forbidden gestures).
List of motorized trikes
List of motorized trikes is a list of motorized tricycles also called trikes, and are sometimes considered cars. Three main configurations are motorized bicycle with side-car, two wheels in rear one in front, and two in front one in the rear (aka reverse trike). However, language and definitions vary.