congee vs sacking

congee and sacking both are nouns.

Word	Noun	Adjective	Verb	Adverb
congee	Yes	No	Yes	No
sacking	Yes	No	No	No

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

congee: an abrupt and unceremonious dismissal
sacking: the termination of someone's employment (leaving them free to depart)

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

congee (noun)	sacking (noun)
formal permission to depart	the termination of someone's employment (leaving them free to depart)
an abrupt and unceremonious dismissal	coarse fabric used for bags or sacks
(architecture) a concave molding
a Chinese rice gruel eaten for breakfast

congee (verb)	sacking (verb)
perform a ceremonious bow
depart after obtaining formal permission