honorable discharge vs sacking

honorable discharge and sacking both are nouns.

Word	Noun	Adjective	Verb	Adverb
honorable discharge	Yes	No	No	No
sacking	Yes	No	No	No

As nouns, sacking is a hypernym of honorable discharge; that is, sacking is a word with a broader meaning than honorable discharge:

honorable discharge: a discharge from the armed forces with a commendable record
sacking: the termination of someone's employment (leaving them free to depart)

Other hypernyms of honorable discharge include discharge, dismissal, dismission, firing, liberation, release, sack.

honorable discharge (noun)	sacking (noun)
a discharge from the armed forces with a commendable record	the termination of someone's employment (leaving them free to depart)
	coarse fabric used for bags or sacks