Bucephela albeola vs dipper

Bucephela albeola and dipper both are nouns.

Word	Noun	Adjective	Verb	Adverb
Bucephela albeola	Yes	No	No	No
dipper	Yes	No	No	No

As nouns, Bucephela albeola and dipper are synonyms defined as:

Bucephela albeola and dipper: small North American diving duck; males have bushy head plumage

Other synonyms of Bucephela albeola include bufflehead, butterball.

Bucephela albeola (noun)	dipper (noun)
small North American diving duck; males have bushy head plumage	small North American diving duck; males have bushy head plumage
	small stocky diving bird without webbed feet; frequents fast-flowing streams and feeds along the bottom
	a ladle that has a cup with a long handle