whirlybird vs eggbeater

whirlybird and eggbeater both are nouns.

Word	Noun	Adjective	Verb	Adverb
whirlybird	Yes	No	No	No
eggbeater	Yes	No	No	No

As nouns, whirlybird and eggbeater are synonyms defined as:

whirlybird and eggbeater: an aircraft without wings that obtains its lift from the rotation of overhead blades

Other synonyms of whirlybird include chopper, helicopter.

whirlybird (noun)	eggbeater (noun)
an aircraft without wings that obtains its lift from the rotation of overhead blades	a mixer for beating eggs or whipping cream
	an aircraft without wings that obtains its lift from the rotation of overhead blades