garbage vs pap

garbage and pap both are nouns.

Word	Noun	Adjective	Verb	Adverb
garbage	Yes	No	No	No
pap	Yes	No	No	No

As nouns, pap is a hyponym of garbage; that is, pap is a word with a more specific, narrower meaning than garbage:

garbage (noun)	pap (noun)
a receptacle where waste can be discarded	the small projection of a mammary gland
a worthless message	worthless or oversimplified ideas
food that is discarded (as from a kitchen)	a diet that does not require chewing; advised for those with intestinal disorders