Penitent
Else clues• Breaking rule, eats two pieces of fudge; sorry (6)
• Contrite
• Deplorable
• Despondent
• Expressing regret
• Feeling regret
• Feeling sorry
• Partially misconstrue fulminations; sorry (6)
• Plaintive
• Really sorry
• Regret-filled
• So sorry
• Sorry
• Very sorry