gannet vs solan goose

gannet and solan goose both are nouns.

Word	Noun	Adjective	Verb	Adverb
gannet	Yes	No	No	No
solan goose	Yes	No	No	No

As nouns, solan goose is a hyponym of gannet; that is, solan goose is a word with a more specific, narrower meaning than gannet:

gannet: large heavily built seabird with a long stout bill noted for its plunging dives for fish
solan goose: very large white gannet with black wing tips

Other hyponyms of gannet include solan, solant goose, Sula bassana, booby.

gannet (noun)	solan goose (noun)
large heavily built seabird with a long stout bill noted for its plunging dives for fish	very large white gannet with black wing tips