Related Clues:

• Future oak
• Oak-leaf cluster feature
• Squirrel's find
• Cupule contents
• Oak-to-be
• Proverbial start of great things
• Fruit of the oak
• Tough nut to crack
• Snack for a squirrel
• Some kind of nut
• Squirrel's morsel
• One struck Chicken Little
• Oak's source
• Potential oak
• Oak-tree-to-be