Related Clues:

• Isn't perfect
• Errs
• Misapprehends, say
• Wastes time (with ''off'')
• Calls a spade a club
• Gets off track
• Slips some
• Throws wide, say
• Does it wrong
• Blunders at Fenway
• Behaves poorly
• Is human
• Boots the ball
• Boots the ball, e.g.
• Writes wrong, say