slang vs stuff

slang and stuff both are nouns.

Word	Noun	Adjective	Verb	Adverb
slang	Yes	No	Yes	No
stuff	Yes	No	Yes	No

slang (noun)	stuff (noun)
a characteristic language of a particular group (as among thieves)	miscellaneous unspecified objects
informal language consisting of words and expressions that are not considered appropriate for formal occasions; often vituperative or vulgar	unspecified qualities required to do or be something
	a critically important or characteristic component
	senseless talk
	information in some unspecified form
	informal terms for personal possessions
	the tangible substance that goes into the makeup of a physical object

slang (verb)	stuff (verb)
abuse with coarse language	fill with a stuffing while cooking
fool or hoax	fill tightly with a material
use slang or vulgar language	treat with grease, fill, and prepare for mounting
	overeat or eat immodestly; make a pig of oneself
	cram into a cavity
	obstruct
	press or force