garbage vs rot

garbage and rot both are nouns.

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

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

garbage (noun)	rot (noun)
a receptacle where waste can be discarded	unacceptable behavior (especially ludicrously false statements)
a worthless message	(biology) the process of decay caused by bacterial or fungal action
food that is discarded (as from a kitchen)	a state of decay usually accompanied by an offensive odor

garbage (verb)	rot (verb)
	become physically weaker
	break down