Possible Clues:

• Etonian's mom
• Alma . . . . . is the old school
• At school, Mum was called Alma
• Is 'e in a tram smash with his parent?
• Livy's parent
• Mum in half-hearted affair
• Dam in China river
• Etonian's mum
• Mother finds son out of control
• Mother (sl.)