whirl (v)
twirl (v)
twiddle (v)
swirl (v)

Definition: turn in a twisting or spinning motion
Example: The leaves swirled in the autumn wind.

whirl (n)
vortex (n)
swirl (n)
convolution (n)

Definition: the shape of something rotating rapidly

whirlpool (v)
whirl (v)
swirl (v)
purl (v)
eddy (v)

Definition: flow in a circular current, of liquids