New World flycatcher vs flycatcher

New World flycatcher and flycatcher both are nouns.

Word	Noun	Adjective	Verb	Adverb
New World flycatcher	Yes	No	No	No
flycatcher	Yes	No	No	No

As nouns, New World flycatcher and flycatcher are synonyms defined as:

New World flycatcher and flycatcher: large American birds that characteristically catch insects on the wing

Other synonyms of New World flycatcher include tyrant bird, tyrant flycatcher.

New World flycatcher (noun)	flycatcher (noun)
large American birds that characteristically catch insects on the wing	any of a large group of small songbirds that feed on insects taken on the wing
	large American birds that characteristically catch insects on the wing