whirl vs whirligig

whirl and whirligig both are nouns.

Word	Noun	Adjective	Verb	Adverb
whirl	Yes	No	Yes	No
whirligig	Yes	No	Yes	No

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

whirl (noun)	whirligig (noun)
a usually brief attempt	a large, rotating machine with seats for children to ride on for amusement
the act of rotating rapidly	a conical child's plaything tapering to a steel point on which it can be made to spin
confused movement
the shape of something rotating rapidly

whirl (verb)	whirligig (verb)
flow in a circular current, of liquids	whirl or spin like a whirligig
turn in a twisting or spinning motion
cause to spin
fly around
revolve quickly and repeatedly around one's own axis