coulter or (esp N American) colter /kōlˈtər or (Scot) kooˈtər/

The iron cutter in front of a ploughshare

• flatnesses
• flat out
• flatpack
• flatpacks
• flat-panel
• flat playing field
• flat race
• flat races
• flat racing
• flat rate
• flat rates
• flats
• flat-screen
• flatshare
• flatshares
• flat spin
• flatted
• flatten
• flattened
• flattening
• flatten out
• flattens
• flatter
• flattered
• flatterer