Related Clues:

• Perform a cowardly act
• Clue for 18-, 24-, 52- and 62-Across
• Unseen obstacle
• It holds things up
• Unexpected impediment
• Damage nylons
• Nylon nuisance
• Enter a marathon
• Get on a slate
• Hose imperfection
• Be on the ticket
• Reward for going home?
• Hidden obstacle
• Hose woe
• McCartney's "Band on the ---"