Related Clues:

• Log feature
• Whack, with 'off'
• Collide
• Phrenologist's interest
• Displace, as from a flight
• Word after speed or baby
• Uptick
• A log may have one
• Ecdysiast's move
• Fist ___ (modern greeting)
• Road flaw
• Result of bonking one’s head
• Swelling caused by a blow perhaps
• The swelling to jolt
• Jolting movement or skin swelling