goose egg vs null

goose egg and null both are nouns.

Word	Noun	Adjective	Verb	Adverb
goose egg	Yes	No	No	No
null	Yes	Yes	No	No

As nouns, goose egg and null are synonyms defined as:

goose egg and null: a quantity of no importance; thing (object:), singular, negative pronoun; pronoun, thing, singular; quantifier: negative existential

Other synonyms of goose egg include aught, cipher, cypher, nada, naught, nil, nix, nothing, zero, zilch, zip, zippo.

goose egg (noun)	null (noun)
a quantity of no importance; thing (object:), singular, negative pronoun; pronoun, thing, singular; quantifier: negative existential	a quantity of no importance; thing (object:), singular, negative pronoun; pronoun, thing, singular; quantifier: negative existential

goose egg (adjective)	null (adjective)
	lacking any legal or binding force