To Mortify

1. (transitive) To discipline (one's body, appetites etc.) by suppressing desires; to practise abstinence on. [from 15th c.]
2. (transitive, usually used passively) To embarrass, to humiliate. To injure one's dignity. [from 17th c.]
3. (obsolete, transitive) To kill. [14th–17th c.]
4. (obsolete, transitive) To reduce the potency of; to nullify; to deaden, neutralize. [14th–18th c.]
5. (obsolete, transitive) To kill off (living tissue etc.); to make necrotic. [15th–18th c.]
6. (obsolete, transitive) To affect with vexation, chagrin, or humiliation; to humble; to depress.
7. (transitive, Scotland, law, historical) To grant in mortmain.
8. (intransitive) To lose vitality.
9. (intransitive) To gangrene.
10. (intransitive) To be subdued.

(to discipline oneself by suppressing desires): macerate

(to injure one's dignity): demean, humiliate, shame

(to injure one's dignity): dignify, honor