Possible Clues:

• Feature of Disney's Ariel or Merida
• Prince Harry topper
• What roughly ten per cent of Irish people have
• What carrot tops have
• What distinguishes ginger nuts as hardier?
• Conan O'Brien trait
• The German backing Maine State synonymous with colourful type at the top
• Colorful trait for roughly 10% of Ireland's population
• Ariel's wavy attribute
• Ginger's trait