Related Clues:

• Calendar ref
• Emulated Humpty Dumpty
• Waited, perhaps
• Exam for pre-srs.
• It's usually taken by high school jrs.
• H.S. sophs might take it
• Academic benchmark, briefly
• Precollege exam
• Got into the swing, say
• Occupied a recliner
• Had an uneventful day
• Filled a chair
• Was on one's rocker?
• Weekend abbr.
• Precollege hurdle, for short