A voluntary self-imposed punishment for a sinful act or wrongdoing. It may be intended to serve as reparation for the act.
Any instrument of self-punishment.
A sacrament in some Christian churches.
To impose penance; to punish.
The amount of avoidable loss that results from choosing the wrong action.
Emotional pain on account of something done or experienced in the past, with a wish that it had been different; a looking back with dissatisfaction or with longing.
To feel sorry about (a thing that has or has not happened), afterthink: to wish that a thing had not happened, that something else had happened instead.
To feel sorry about (any thing).