Related Clues:

• Sticking point
• Considerable irritant
• Rose feature
• Prickly plant
• Brier feature
• McCullough's ''The --- Birds''
• Irritant in one's side
• Garden hazard
• Ancient Irish alphabet
• Sticker
• Irritant
• Pricker
• Old Irish alphabet
• McCullough's "The --- Birds"
• Rosebush feature