Related Clues:

• Like some textbooks
• Betrayed, in a way
• Didn't leave on the shelf
• Played for a fool
• Brought to bear
• Taken advantage of
• Marked down, most likely
• Utilized
• Inured (to)
• Like antiques
• Did something with
• Garage sale condition
• Took off the shelf
• Played for a tool
• Put to a purpose