Possible Clues:

• Relating to river banks
• A flurry of rain gets beneath split on a riverbank
• Final goodbye to one regarded as heretical at the bank
• May the heretic be for ever at rest near a river
• Of or on a riverbank
• Might one be banking on having such rights?
• Of or inhabiting a riverbank
• That's a pair in the rain by the side of the water
• Relating to a river bank
• Scotsman's invested capital short, after run on bank