mute vs muffle

mute and muffle both are nouns.

Word	Noun	Adjective	Verb	Adverb
mute	Yes	Yes	Yes	No
muffle	Yes	No	Yes	No

As verbs, mute and muffle are synonyms defined as:

Other synonyms of mute include damp, dampen, dull, tone down.

mute (noun)	muffle (noun)
a device used to soften the tone of a musical instrument	a kiln with an inner chamber for firing things at a low temperature
a deaf person who is unable to speak

mute (adjective)	muffle (adjective)
expressed without speech
unable to speak because of hereditary deafness

mute (verb)	muffle (verb)
deaden (a sound or noise), especially by wrapping	suppress in order to conceal or hide
	deaden (a sound or noise), especially by wrapping