Swirling

Swirl \Swirl\, v. t. & i. [imp. & p. p. {Swirled}; p. pr. & vb.
   n. {Swirling}.] [Akin to Norw. svirla to whirl, freq. of
   sverra to whirl, Dan. svirre, G. schwirren to whiz, to buzz.
   [root]177. See {Swarm}, n.]
   To whirl, or cause to whirl, as in an eddy. "The river
   swirled along." --C. Kingsley.
   [1913 Webster]
    

67 Moby Thesaurus words for "swirling":
      ado, agitation, angular momentum, angular motion, angular velocity,
      axial motion, bowling, brouhaha, bustle, centrifugation,
      circulation, circumgyration, circumrotation, commotion,
      disturbance, ebullience, ebullition, eddy, effervescence,
      embroilment, feery-fary, ferment, fermentation, flurry,
      full circle, fume, gyrating, gyration, hurly-burly, hurry,
      hurry-scurry, pell-mell, perturbation, pivoting, reeling,
      revolution, revolving, roll, rolling, rotating, rotation,
      rotational motion, ruffle, spin, spinning, stir, swinging, swirl,
      swiveling, to-do, trolling, trundling, tumult, turbination,
      turbulence, turmoil, turning, twirling, uproar, volutation,
      volution, vortex, wheeling, whir, whirl, whirling, yeastiness