quatrefoil /katˈər-foil or katˈrə-foil/ or quatrefeuille /-fœ-ē or -fīl/

1. A four-petalled flower or leaf of four leaflets
2. An openwork design or ornament divided by cusps into four lobes (architecture)

• monsteras
• monsters
• monstrance
• monstrances
• monstre sacré
• monstrosities
• monstrosity
• monstrous
• monstrously
• monstrousness
• monstrousnesses
• monstruosities
• monstruosity
• monstruous
• mons veneris
• Mont.
• montage
• montaged
• montages
• montaging
• Montagnard
• Montagu's harrier
• Montagu's harriers
• montane
• Montanism