bottlenose vs bottle-nosed whale

bottlenose and bottle-nosed whale both are nouns.

Word	Noun	Adjective	Verb	Adverb
bottlenose	Yes	No	No	No
bottle-nosed whale	Yes	No	No	No

As nouns, bottlenose and bottle-nosed whale are synonyms defined as:

bottlenose and bottle-nosed whale: northern Atlantic beaked whale with a bulbous forehead

Other synonyms of bottlenose include bottlenose whale, Hyperoodon ampullatus.

bottlenose (noun)	bottle-nosed whale (noun)
northern Atlantic beaked whale with a bulbous forehead	northern Atlantic beaked whale with a bulbous forehead
any of several dolphins with rounded forehead and well-developed beak; chiefly of northern Atlantic and Mediterranean