mortify
To discipline (one's body, appetites etc.) by suppressing desires; to practise abstinence on.
(used passively) To injure the dignity of; to embarrass; to humiliate.
To kill.
To reduce the potency of; to nullify; to deaden, neutralize.
To kill off (living tissue etc.); to make necrotic.
To affect with vexation, chagrin, or humiliation; to humble; to depress.
(historical) To grant in mortmain.