abstract spirally, swirl . geometric spirals. twisted s.

abstract burst centrifuge centripetal circle circular circulation coil concentric curl curve cycle cyclic distortion eddy effect element free geometric graphic gyration gyre helix illustration lines loop monochrome radial radiating revolve rotary rotating rotation round royalty shape shapes snail spinning spiral spirally spirals swirl sworl torsion twirl twist twisted vector volute vortex whirl whirligig whirlpool whorl