undecagon /un-dekˈə-gon/

A plane figure of eleven angles and sides

• megabyte
• megabytes
• megacephalous
• Megacheiroptera
• megacities
• megacity
• megacurie
• megacuries
• megacycle
• megacycles
• megadeath
• megadeaths
• megadose
• megadoses
• megadyne
• megadynes
• Megaera
• miffier
• miffiest
• miffily
• miffiness
• miffinesses
• miffing
• miffs
• miffy