Related Clues:

• Made a cut in wood
• Use one’s incisors
• Observed knight getting cut
• Cut with teeth?
• Chew like a dog with a bone
• Trouble when opening Google's new app window
• Like lumber, often
• Bite through by continual chewing
• Like ready-to-use planks
• Nibble (at)
• Used a toothed blade on lumber, say
• Aggravate constantly, with "at"
• Like cut lumber