Related Clues:
- Boat's at sea — sailor abandoning cable — something to be overcome
- Thing to overcome
- Twist cables to make a barrier
- Obstacle ... or any one of four black squares in this puzzle?
- Stupid constable forgetting name -- that impedes progress
- Old boy, cold in musty bar
- Twisted cables to form barrier
- Block and close tab that's dodgy
- Barrier damaged best coal
- Part of a West Point course?
- Old boy's story about constant handicap
- Barrier to traffic
- Impediment, barrier
- Blockage, hindrance
- Reason for a detour