ostracize or ostracise /osˈtrə-sīz/

1. To exclude from society or from one's social group
2. In ancient Greece, to banish by popular vote, the voters writing on potsherds the name of the person they wanted banished

osˈtracism /-sizm/ noun

1. Expulsion from society
2. Banishment by ostracizing

• sisterlike
• sisterliness
• sisterlinesses
• sisterly
• sisters
• sisters-in-law
• sisters of mercy
• Sistine
• Sistine Chapel
• sisting
• sistra
• sistrum
• sists
• Sisyphean
• sit
• sitar
• sitars
• sitatunga
• sitatungas
• sit back
• sit bodkin
• rodent
• Rodentia
• rodenticidal
• rodenticide