shooting vs countershot

shooting and countershot both are nouns.

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

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

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

shooting (noun)	countershot (noun)
the act of firing a projectile	a return shot; a retaliatory shot
killing someone by gunfire