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

1. Underhand malpractices
2. Trickery

• climbing walls
• climbs
• climb the walls
• clime
• climes
• clinal
• clinamen
• clinamens
• clinch
• clinched
• clincher
• clincher-built
• clinchers
• clincher-work
• clincher-works
• clinches
• clinching
• clindamycin
• clindamycins
• cline
• clines
• cling
• clinger
• clingers
• clingfilm