rotate vs swirl

rotate is not a noun while swirl is a noun.

Word	Noun	Adjective	Verb	Adverb
rotate	No	No	Yes	No
swirl	Yes	No	Yes	No

As verbs, swirl is a hyponym of rotate; that is, swirl is a word with a more specific, narrower meaning than rotate:

Other hyponyms of rotate include drive in, screw, screw, wheel, wheel around, gyrate, reel, spin, spin around, whirl, twiddle, twirl, whirl.

rotate (noun)	swirl (noun)
	the shape of something rotating rapidly

rotate (verb)	swirl (verb)
plant or grow in a fixed cyclic order of succession	flow in a circular current, of liquids
perform a job or duty on a rotating basis	turn in a twisting or spinning motion
cause to turn on an axis or center
turn on or around an axis or a center
turn outward
exchange on a regular basis