Related Clues:

• Artful to the max
• Least honest
• Tops in cunning
• Pious man admitting perjury's most underhand
• Least straightforward (var.)
• At the extreme of retiring
• Most coquettish
• Most roguish
• Maximally modest
• Most retiring, indeed, when in bed
• Most playfully shy
• Most modest expense you accommodated