omertà or omerta /ō-merˈtə/

1. The Mafia code of honour requiring silence about criminal activities and stressing the disgrace of informing
2. A criminal conspiracy of silence

• says I
• say-so
• say-sos
• sayst
• says you
• say uncle
• say when
• sayyid
• sayyids
• saz
• Sazerac
• Sazeracs
• sazes
• sazhen
• sazhens
• sazzes
• sa’
• sb.
• Sb
• sbirri
• sbirro
• 'sblood
• SBN
• 'sbodikins
• SBS