Related Clues:

• Errata item
• Bad mark on one's reputation
• Bit of painting carelessness
• Editor's annoyance
• Mascara mess
• Rorschach "image"
• Tit for tat, for example?
• Window-washing flaw
• Rorschach figure
• Record spoiler
• Error in print
• Not spread carefully
• Reason to backspace
• Slip of the finger?
• Dirty politician's tactic