Related Clues:

• Blade's sharp side
• Added boost
• Place for a fence, perhaps
• Trim a lawn
• Cutting ___ (most advanced)
• Move little by little to the border
• Boundary can restrict
• Brink of border
• Brink or border
• Sharpened side of blade
• Boundary of a surface
• Border, fringe
• Rim, border
• Line where soething begins or ends
• Boundary or maximum