brant vs brent goose

brant and brent goose both are nouns.

Word	Noun	Adjective	Verb	Adverb
brant	Yes	No	No	No
brent goose	Yes	No	No	No

As nouns, brant and brent goose are synonyms defined as:

brant and brent goose: small dark geese that breed in the north and migrate southward

Other synonyms of brant include brant goose, brent.

brant (noun)	brent goose (noun)
small dark geese that breed in the north and migrate southward	small dark geese that breed in the north and migrate southward