ascesis vs self-control

ascesis and self-control both are nouns.

Word	Noun	Adjective	Verb	Adverb
ascesis	Yes	No	No	No
self-control	Yes	No	No	No

As nouns, self-control is a hypernym of ascesis; that is, self-control is a word with a broader meaning than ascesis:

Other hypernyms of ascesis include self-denial, self-discipline.

ascesis (noun)	self-control (noun)
rigorous self-denial and active self-restraint	the act of denying yourself; controlling your impulses
	the trait of resolutely controlling your own behavior