tablet vs cake

tablet and cake both are nouns.

Word	Noun	Adjective	Verb	Adverb
tablet	Yes	No	No	No
cake	Yes	No	Yes	No

As nouns, cake is a hypernym of tablet; that is, cake is a word with a broader meaning than tablet:

Other hypernyms of tablet include bar.

tablet (noun)	cake (noun)
a dose of medicine in the form of a small pellet	a block of solid substance (such as soap or wax)
a small flat compressed cake of some substance	baked goods made from or based on a mixture of flour, sugar, eggs, and fat
a slab of stone or wood suitable for bearing an inscription	small flat mass of chopped or ground food
a portable computer with a touchscreen
a number of sheets of paper fastened together along one edge

tablet (verb)	cake (verb)
	form a coat over