European water ouzel vs dipper

European water ouzel and dipper both are nouns.

Word	Noun	Adjective	Verb	Adverb
European water ouzel	Yes	No	No	No
dipper	Yes	No	No	No

As nouns, dipper is a hypernym of European water ouzel; that is, dipper is a word with a broader meaning than European water ouzel:

European water ouzel: a water ouzel of Europe
dipper: small stocky diving bird without webbed feet; frequents fast-flowing streams and feeds along the bottom

Other hypernyms of European water ouzel include water ouzel.

European water ouzel (noun)	dipper (noun)
a water ouzel of Europe	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