self-abasement vs punishment

self-abasement and punishment both are nouns.

Word	Noun	Adjective	Verb	Adverb
self-abasement	Yes	No	No	No
punishment	Yes	No	No	No

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

self-abasement: voluntary self-punishment in order to atone for some wrongdoing
punishment: the act of punishing, or the infliction of a penalty

Other hypernyms of self-abasement include penalisation, penalization, penalty.

self-abasement (noun)	punishment (noun)
voluntary self-punishment in order to atone for some wrongdoing	the act of punishing, or the infliction of a penalty