skulduggery or (N American) skullduggery /skulˈ or skul-dugˈə-ri/

1. Underhand malpractices
2. Trickery

• mucrones
• mucros
• muculent
• mucus
• mucuses
• mud
• MUD
• mudbath
• mudbaths
• mud-boat
• mud-boats
• mudcat
• mudcats
• mud-clerk
• mud-clerks
• mud-cone
• mud-cones
• mud dauber
• mud daubers
• mudded
• mudder
• mudders
• muddied
• muddier
• muddies