Related Clues:

• Word with hickory or health
• Enthusi-ast
• Bolt's adjunct
• Extreme fan
• Fruit of the oak
• Venture-launching cost
• Tough nut to crack
• Fruit-cake ingredient
• Snack for a squirrel
• Some kind of nut
• Squirrel's morsel
• One struck Chicken Little
• Oak's source
• Wack-job
• Almond, e.g.