spread over vs cake

spread over is not a noun while cake is a noun.

Word	Noun	Adjective	Verb	Adverb
spread over	No	No	Yes	No
cake	Yes	No	Yes	No

As verbs, cake is a hyponym of spread over; that is, cake is a word with a more specific, narrower meaning than spread over:

spread over (noun)	cake (noun)
	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

spread over (verb)	cake (verb)
form a cover over	form a coat over