1. Vigorously energetic or forceful
   - high-octane, high-powered, high-voltage, high-energy

See also: dynamic, dynamical

• briefcase bomb
• briefcase computer
• briefing
• briefless
• briefly
• briefness
• briefs
• brier
• brierpatch
• brierwood
• briery
• brig
• brigade
• brigadier
• brigadier general
• brigand
• brigandage
• brigandine
• brigantine
• Brigate Rosse
• Brigham Young
• bright
• bright as a new penny
• bright blue
• bright side