1. Insanely irresponsible
   - idiotic

See also: insane

• speed hump
• speed indicator
• speed limit
• speed of light
• speed skate
• speed skating
• speed trap
• speed-reading
• speedball
• speedboat
• speeder
• speedily
• speediness
• speeding
• speeding ticket
• speedo
• speedometer
• speedskater
• speedster
• speedup
• speedway
• speedwell
• speedy
• Speer
• speiss