in terrorem /in te-rōˈrem or -röˈ/

As a warning

• hand grenades
• handgrip
• handgrips
• handgun
• handguns
• hand-held
• handheld
• handhold
• handholds
• hand-horn
• hand-horns
• handicap
• handicapped
• handicapper
• handicappers
• handicapping
• handicaps
• handicraft
• handicrafts
• handicraftsman
• handicraftsmen
• handicraftswoman
• handicraftswomen
• handicuffs
• handier