Related Clues:

• Indifferent to pleasure or pain
• Cold stick
• Tree trimming, perhaps
• Like Spock
• Wintry projection
• Winter roof hanging
• Even-keeled
• Cold spike
• Winter's eavesdropper?
• Makeshift dagger
• One who bites the bullet
• Phlegmatic
• Bullet-biting type
• One who never cries 'Ow!'
• Eaves hanger