Possible Clues:

• Oversimplify
• Make it less of a challenge for male taken in by woman from the capital in Northern Ireland
• Make less intellectual
• Lower one's intellectual standards
• Appeal to lowest common denominator with stupid kind of clue
• Make less intellectually challenging
• Put simplistically "Mum fell"
• Uncomplicate to a fault
• Make overly simple
• Reduce intellectual content of