discharge vs disperse

discharge is a noun but disperse is not a noun.

Word	Noun	Adjective	Verb	Adverb
discharge	Yes	No	Yes	No
disperse	No	No	Yes	No

As verbs, disperse is a hyponym of discharge; that is, disperse is a word with a more specific, narrower meaning than discharge:

Other hyponyms of discharge include eject, force out, squeeze out, squirt, dot, dust, scatter, sprinkle, play, volley.

discharge (noun)	disperse (noun)
the act of discharging a gun
the termination of someone's employment (leaving them free to depart)
a formal written statement of relinquishment
the act of venting
the sudden giving off of energy
the pouring forth of a fluid
electrical conduction through a gas in an applied electric field
any of several bodily processes by which substances go out of the body
a substance that is emitted or released

discharge (verb)	disperse (verb)
eliminate (a substance)	cause to separate
become empty or void of its content	cause to become widely known
pronounce not guilty of criminal charges	distribute loosely
release from military service	separate (light) into spectral rays
cause to go off	move away from each other
go off or discharge	to cause to separate and go in different directions
pour forth or release
remove the charge from
remove (cargo, people, etc.) from and leave
complete or carry out
free from obligations or duties