discharge vs exudation

discharge and exudation both are nouns.

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

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

Other hyponyms of discharge include exudate, transudate, transudation, effluvium, rheum, vaginal discharge.

discharge (noun)	exudation (noun)
the act of discharging a gun	the process of exuding; the slow escape of liquids from blood vessels through pores or breaks in the cell membranes
the termination of someone's employment (leaving them free to depart)	a substance that oozes out from plant pores
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)	exudation (verb)
eliminate (a substance)
become empty or void of its content
pronounce not guilty of criminal charges
release from military service
cause to go off
go off or discharge
pour forth or release
remove the charge from
remove (cargo, people, etc.) from and leave
complete or carry out
free from obligations or duties