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).
A wrongful act, whether intentional or negligent, regarded as non-criminal and unrelated to a contract, which causes an injury and can be remedied in civil court, usually through the awarding of damages.
Synonym of tart (“sharp- or sour-tasting; (figuratively) keen, severe, sharp”)