"swirl" in the noun sense
1. whirl, swirl, vortex, convolution
the shape of something rotating rapidly
"swirl" in the verb sense
1. twirl, swirl, twiddle, whirl
turn in a twisting or spinning motion
"The leaves swirled in the autumn wind"
2. eddy, purl, whirlpool, swirl, whirl
flow in a circular current, of liquids
Source: WordNet® (An amazing lexical database of English)
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