Related Clues:

• Stationery measure
• Stationer's pack
• Twenty quires of paper
• React to losing a toy, perhaps
• Copier unit
• 'The Office' unit
• Take it hard
• React to a playground fall, perhaps
• Not just sniffle
• Copier paper order
• Curse out
• Demonstrably grieve
• Reprimand (with "out")
• Bunch of sheets
• Give in to grief