shooting vs discharge

shooting and discharge both are nouns.

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

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

Other hyponyms of shooting include shoot, countershot, firing, firing off, gunfire, gunshot, headshot, shellfire, potshot.

shooting (noun)	discharge (noun)
the act of firing a projectile	the act of discharging a gun
killing someone by gunfire	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

shooting (verb)	discharge (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