1. In a ruthless manner
   "the government has been urged to take immediate action to deal ruthlessly with the strikers"

See also: ruthless

• all-embracing
• all-encompassing
• all-fired
• all-important
• all-in wrestling
• all-inclusive
• all-knowing
• all-mains
• all-metal
• all-night
• all-nighter
• all-or-none
• all-or-none law
• all-or-nothing
• all-out
• all-powerful
• all-purpose
• all-round
• all-rounder
• all-seeing
• all-star
• all-terrain bike
• all-terrain vehicle
• all-time
• all-victorious