denial vs abnegation

denial and abnegation both are nouns.

Word	Noun	Adjective	Verb	Adverb
denial	Yes	No	No	No
abnegation	Yes	No	No	No

As nouns, denial and abnegation are synonyms defined as:

denial and abnegation: renunciation of your own interests in favor of the interests of others

Other synonyms of denial include self-abnegation, self-denial, self-renunciation.

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

Other hyponyms of denial include naysaying, negative, refusal, disavowal, disclaimer.

denial (noun)	abnegation (noun)
a defendant's answer or plea denying the truth of the charges against him	renunciation of your own interests in favor of the interests of others
renunciation of your own interests in favor of the interests of others	the denial and rejection of a doctrine or belief
the act of refusing to comply (as with a request)
the act of asserting that something alleged is not true
(psychiatry) a defense mechanism that denies painful thoughts