forgoing vs self-denial

forgoing and self-denial both are nouns.

Word	Noun	Adjective	Verb	Adverb
forgoing	Yes	No	No	No
self-denial	Yes	No	No	No

As nouns, self-denial is a hyponym of forgoing; that is, self-denial is a word with a more specific, narrower meaning than forgoing:

forgoing: the act of renouncing; sacrificing or giving up or surrendering (a possession or right or title or privilege etc.)
self-denial: renunciation of your own interests in favor of the interests of others

Other hyponyms of forgoing include forsaking, giving up, abnegation, denial, self-abnegation, self-renunciation.

forgoing (noun)	self-denial (noun)
the act of renouncing; sacrificing or giving up or surrendering (a possession or right or title or privilege etc.)	the act of denying yourself; controlling your impulses
	renunciation of your own interests in favor of the interests of others
	the trait of practicing self discipline