firing vs dismissal

firing and dismissal both are nouns.

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

As nouns, firing and dismissal are synonyms defined as:

firing and dismissal: the termination of someone's employment (leaving them free to depart)

Other synonyms of firing include discharge, dismission, liberation, release, sack, sacking.

firing (noun)	dismissal (noun)
the act of setting something on fire	the termination of someone's employment (leaving them free to depart)
the termination of someone's employment (leaving them free to depart)	a judgment disposing of the matter without a trial
the act of discharging a gun	official notice that you have been fired from your job
the act of firing weapons or artillery at an enemy	permission to go; the sending away of someone