stuffer vs stuff

stuffer and stuff both are nouns.

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

stuffer (noun)	stuff (noun)
an advertising circular that is enclosed with other material and (usually) sent by mail	miscellaneous unspecified objects
a craftsman who stuffs and mounts the skins of animals for display	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

stuffer (verb)	stuff (verb)
	fill with a stuffing while cooking
	fill tightly with a material
	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