1. Silent, not saying anything
   "Organized crime is thriving online but many victims want to keep stumm"
   - shtum, schtum, shtoom

Encyclopedia: Stumm

• face towel
• face up
• face value
• face veil
• face-amount certificate company
• face-harden
• face-saving
• faced
• faceless
• facelift
• faceplate
• facer
• facet
• facet plane
• faceted
• facetiae
• facetious
• facetiously
• facetiousness
• facia
• facial
• facial artery
• facial expression
• facial gesture
• facial hair