Possible Clues:

• Loss of confidence in fresh feed consumed by horse?
• Loss of guts from fish biting large parts of line
• Second thoughts in icy extremities?
• Fearfulness, trepidation
• Some apprehension in TV comedy-drama
• Reluctance to proceed
• Last-minute fear
• Reluctance to proceed when lacking warm socks?
• Loss of nerve in Cork is nothing new for those going walkabout perhaps
• Last-minute loss of nerve