Related Clues:

• Bothers to no end
• Really troubles
• Falls away slowly
• Irritates incessantly
• Worries to no end
• Reduces over time
• Preoccupies a lot
• Bothers big-time
• Scrapes away
• Bothers quite a bit
• Loses ground slowly but surely
• Annoys constantly
• Gradually disintegrates
• Crumbles with seed or nuts
• One maybe hammered in the main, back in scrapes