baked goods vs cake

baked goods and cake both are nouns.

Word	Noun	Adjective	Verb	Adverb
baked goods	Yes	No	No	No
cake	Yes	No	Yes	No

As nouns, cake is a hyponym of baked goods; that is, cake is a word with a more specific, narrower meaning than baked goods:

baked goods: foods (like breads and cakes and pastries) that are cooked in an oven
cake: baked goods made from or based on a mixture of flour, sugar, eggs, and fat

Other hyponyms of baked goods include pastry, bread, breadstuff, staff of life.

baked goods (noun)	cake (noun)
foods (like breads and cakes and pastries) that are cooked in an oven	a block of solid substance (such as soap or wax)
	baked goods made from or based on a mixture of flour, sugar, eggs, and fat
	small flat mass of chopped or ground food

baked goods (verb)	cake (verb)
	form a coat over