malfeasance /mal-fēˈzəns/

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

malfeaˈsant adjective and noun

• full-split
• full steam ahead
• full stop
• full stops
• full-summed
• full-throated
• full tilt
• full-tilt
• full time
• full-time
• full-timer
• full-timers
• full toss
• full to the gunwales
• full up
• full-voiced
• full whack
• full-winged
• fully
• fully-fashioned
• fully-fledged
• fulmar
• fulmars
• fulminant
• fulminants