Related Clues:

• Fret when hot in bistro
• A variety of bread to grind
• Combat wear
• Wear a well-trimmed beard
• Use rubber tee (say) with iron
• A rough beard can scratch
• Wear one item of underwear by day with elastic top
• A sort of bread-and-scrape?
• Wear down in fight
• Battle - loose at the edges!
• Wear away at the edges
• Combat - wear
• Become threadbare - fight
• Come apart at the edges
• Wear at the edge