whirligig vs peg top

whirligig and peg top both are nouns.

Word	Noun	Adjective	Verb	Adverb
whirligig	Yes	No	Yes	No
peg top	Yes	No	No	No

As nouns, peg top is a hyponym of whirligig; that is, peg top is a word with a more specific, narrower meaning than whirligig:

whirligig: a conical child's plaything tapering to a steel point on which it can be made to spin
peg top: a pear-shaped top made of wood with a metal center pin

Other hyponyms of whirligig include humming top, whip top, whipping top.

whirligig (noun)	peg top (noun)
a large, rotating machine with seats for children to ride on for amusement	a pear-shaped top made of wood with a metal center pin
a conical child's plaything tapering to a steel point on which it can be made to spin

whirligig (verb)	peg top (verb)
whirl or spin like a whirligig