The main difference between a motor tic and compulsion is that one is that a motor tic is involuntary and a compulsion is not. A compulsion is more of a learned or hereditary behavior.
Jumping is a complex motor tic
Pinching is a complex motor tic
Smelling is a complex motor tic
Squinting is a simple motor tic
Twirling about is a complex motor tic
Lip smacking is a simple motor tic
Shrugging shoulders is a simple motor tic
Fiddling with clothing is a complex motor tic
Jaw snapping is a simple motor tic
Jerking head are a simple motor tic
Blinking eyes are a simple motor tic
Facial grimacing is a simple motor tic