Related Clues:

• One who tells
• Persona non grata among mafiosi
• Hit man's target
• It's smelled when something's fishy
• Unsavory rodent
• Singing mobster?
• ___ Pack (Sinatra & pals)
• "Brother ___"
• Meek one
• Mouse cousin
• Animal that frequently hides on ships
• Cursor controller
• One in a maze
• One cheating on another, e.g.
• Mouse kin