penitence
noun
[ ˈpɛnɪt(ə)ns ]
• the action of feeling or showing sorrow and regret for having done wrong; repentance.
• "a public display of penitence"
Similar:
repentance,
contrition,
compunction,
regret,
remorse,
remorsefulness,
ruefulness,
pangs of conscience,
self-reproach,
contriteness,
self-accusation,
shame,
sorrow,
guilt,