Possible Clues:

• (Of an argument) personal rather than objective (Latin)
• Describes personal attack in Rome to Bill in front of house overlooking fashionable motorway
• Going for the opponent, rendering him a demon?
• Appealing to prejudice rather than intellect, as an argument
• Attacking someone personally, morph him with daemon
• Like a dirty campaigner's attacks
• Attacking an opponent's character made him no different
• Like certain attacks