gun vs battery

gun and battery both are nouns.

Word	Noun	Adjective	Verb	Adverb
gun	Yes	No	Yes	No
battery	Yes	No	No	No

gun (noun)	battery (noun)
the discharge of a firearm as signal or as a salute in military ceremonies	an assault in which the assailant makes physical contact
a weapon that discharges a missile at high velocity (especially from a metal tube or barrel)	the heavy fire of artillery to saturate an area rather than hit a specific target
large but transportable armament	a device that produces electricity; may have several primary or secondary cells arranged in parallel or series
a hand-operated pump that resembles a pistol; forces grease into parts of a machine	a series of stamps operated in one mortar for crushing ores
a pedal that controls the throttle valve	a collection of related things intended for use together
a professional killer who uses a gun	group of guns or missile launchers operated together at one place
a person who shoots a gun (as regards their ability)	a unit composed of the pitcher and catcher

gun (verb)	battery (verb)
shoot with a gun