malfeasance /mal-fēˈzəns/

1. Evil-doing, wrongdoing (rare)
2. An illegal deed, esp by an official (law)

malfeaˈsant adjective and noun

• slept
• sleuth
• sleuthed
• sleuth-hound
• sleuth-hounds
• sleuthing
• sleuths
• slew
• slewed
• slewing
• slew rate
• slew rates
• slews
• sley
• sleys
• slice
• sliceable
• sliced
• slicer
• slicers
• slices
• slicing
• slicings
• slick
• slicked