whirling vs rotation

whirling and rotation both are nouns.

Word	Noun	Adjective	Verb	Adverb
whirling	Yes	No	No	No
rotation	Yes	No	No	No

As nouns, rotation is a hypernym of whirling; that is, rotation is a word with a broader meaning than whirling:

Other hypernyms of whirling include rotary motion.

whirling (noun)	rotation (noun)
the act of rotating in a circle or spiral	the act of rotating as if on an axis
	a planned recurrent sequence (of crops or personnel etc.)
	a single complete turn (axial or orbital)
	(mathematics) a transformation in which the coordinate axes are rotated by a fixed angle about the origin