Related Clues:

• Strictly verboten
• Bringer of ill
• What a mummy might have
• Eating pork, to an observant 60-Across
• No-no of society
• Give a fuck, say
• Unhappy influence
• Prohibited thing
• Place a hex on
• Banned from polite conversation
• Like cannibalism, e.g.
• Swear-word
• '#@&%!,' e.g.
• Not done
• To be avoided