eggbeater vs whirlybird

eggbeater and whirlybird both are nouns.

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

As nouns, eggbeater and whirlybird are synonyms defined as:

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

Other synonyms of eggbeater include chopper, helicopter.

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