ostracism
The origin and history of ostracism.
Etymology
Learned borrowing from Ancient Greek ὀστρακισμός (ostrakismós, “banishment by means of voting with pot shards”), from ὀστρακίζω (ostrakízō, “ostracize”) + -ισμός (-ismós, “-ism”), from ὄστρακον (óstrakon, “clay pot”).