fratricide vs firing

fratricide and firing both are nouns.

Word	Noun	Adjective	Verb	Adverb
fratricide	Yes	No	No	No
firing	Yes	No	No	No

As nouns, firing is a hypernym of fratricide; that is, firing is a word with a broader meaning than fratricide:

Other hypernyms of fratricide include fire.

fratricide (noun)	firing (noun)
the murder of your sibling	the act of setting something on fire
fire that injures or kills an ally	the termination of someone's employment (leaving them free to depart)
a person who murders their brother or sister	the act of discharging a gun
	the act of firing weapons or artillery at an enemy