rotation, revolve, torsion concept circular arrow . radial, radiating spiral, whirl, twirl of pointers .

abstract angle around arrow bend center centrifuge change circular concentric contortion cyclic deform distort gyre kink loop orbit overcome procedure process radial recur return reverse revolution revolve rings roll rotate rotation round scheme screw shake shift spin swing swipe swirl torque twine twirl twist twitch vector vortex warp whirlpool