Related Clues:

• Wood used to age spirits
• Common cask wood
• Tree that drops acorns
• Future acorn
• Bookshelf wood
• What an acorn grows up to be
• An acorn grows into this kind of tree
• One kind of hardwood
• What an acorn becomes
• Type of ''mighty'' tree
• An acorn, eventually
• An acorn grows into this
• Tree grown from an acorn
• Acorn, many years later
• Article encased in fine timber