fathead vs goose

fathead and goose both are nouns.

Word	Noun	Adjective	Verb	Adverb
fathead	Yes	No	No	No
goose	Yes	No	Yes	No

As nouns, fathead and goose are synonyms defined as:

Other synonyms of fathead include bozo, cuckoo, goof, goofball, jackass, twat, zany.

fathead (noun)	goose (noun)
a man who is a stupid incompetent fool	web-footed long-necked typically gregarious migratory aquatic birds usually larger and less aquatic than ducks
	flesh of a goose (domestic or wild)
	a man who is a stupid incompetent fool