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

• impartibly
• imparting
• impartment
• impartments
• imparts
• impassabilities
• impassability
• impassable
• impassableness
• impassablenesses
• impassably
• impasse
• impasses
• impassibilities
• impassibility
• impassible
• impassibleness
• impassiblenesses
• impassibly
• impassion
• impassionate
• impassioned
• impassionedly
• impassionedness
• impassioning